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Lee GY, Cho S. Spinal anesthesia for cesarean section in a patient with systemic sclerosis associated interstitial lung disease: a case report. Korean J Anesthesiol 2016; 69:406-8. [PMID: 27482321 PMCID: PMC4967639 DOI: 10.4097/kjae.2016.69.4.406] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2015] [Revised: 09/02/2015] [Accepted: 09/07/2015] [Indexed: 12/02/2022] Open
Abstract
Systemic sclerosis or scleroderma is a rare autoimmune disorder characterized by excessive fibrosis and, vasculopathy, with multiorgan involvement. Anesthetic considerations in patients with systemic sclerosis must take into account the degree of organ dysfunction as well as airway management. Regional anesthesia is a preferable alternative to general anesthesia despite the reports of prolonged sensory block. Spinal anesthesia in patients with systemic sclerosis has been reported for only one patients undergoing cesarean section. Concurrent systemic sclerosis and pregnancy raise many obstetric and anesthetic considerations. We describe the case of a pregnant patient with systemic sclerosis who had a history of dyspnea and interstitial lung disease. The cesarean section was performed uneventfully under spinal anesthesia.
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Affiliation(s)
- Guie Yong Lee
- Department of Anesthesiology and Pain Medicine, Ewha Womans University School of Medicine, Seoul, Korea
| | - Sooyoung Cho
- Department of Anesthesiology and Pain Medicine, Ewha Womans University School of Medicine, Seoul, Korea
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Suzuki T, Ogasawara S, Ohsako-Higami S, Fukasawa C, Hara M, Kamatani N. Dipyridamole stress thallium perfusion scan for evaluating myocardial involvement in systemic sclerosis. Mod Rheumatol 2014; 11:210-6. [DOI: 10.3109/s101650170006] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
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Abstract
Pulmonary hypertension (PH) is a severe, life-threatening disease for which there are no effective curative therapies. A diverse group of agents such as prostacyclins, endothelin antagonists, phosphodiesterase inhibitors, calcium channel blockers, diuretics, inotropic agents, and anticoagulants are used to treat PH; however, none of these agents have a marked effect upon survival. Among the new agents that promise treatment of PH are rho-kinase inhibitors and soluble guanylate cyclase stimulators. Although these new classes of agents have beneficial effects in experimental animal models and clinical studies, they are not selective in their actions on the pulmonary vascular bed. This manuscript reviews the actions of rho-kinase inhibitors and soluble guanylate cyclase stimulators on the pulmonary vascular bed. It is our hypothesis that these new agents may be more effective than current therapies in the treatment of PH. Moreover, new methods in the delivery of these agents to the lung need to be developed so that their main effects will be exerted in the pulmonary vascular bed and their systemic effects can be minimized or avoided.
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Abstract
The heart is one of the major organs involved in scleroderma, the involvement of which can be manifested by myocardial disease, conduction system abnormalities, arrhythmias, or pericardial disease. Additionally, scleroderma renal crisis and pulmonary hypertension lead to significant cardiac dysfunction secondary to damage in the kidney and lung. This article summarizes the types and mechanism of abnormalities in the heart in scleroderma. The concept of cardiac dysfunction in scleroderma and other rheumatologic conditions has received new interest with the advent of newer noninvasive imaging techniques, as well as the interest in detecting subclinical disease. With this increased interest in cardiac manifestations in scleroderma comes the realization that long-term studies are needed to better assess the appropriate screening and treatment in this patient population.
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Derk CT, Jimenez SA. Acute myocardial infarction in systemic sclerosis patients: a case series. Clin Rheumatol 2006; 26:965-8. [PMID: 16521051 DOI: 10.1007/s10067-006-0211-8] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/10/2005] [Accepted: 01/06/2006] [Indexed: 10/24/2022]
Abstract
To characterize the clinical manifestations of patients with systemic sclerosis who develop a myocardial infarction (MI), a retrospective review of the medical records of all patients who were admitted to our institution between 1982 and 2002 and had the dual diagnosis of systemic sclerosis and an acute MI was done. From 1,009 systemic sclerosis hospital admissions, 11 (1.09%) were for an acute MI. Three of these patients had normal coronaries, and instead of wall motion abnormalities, left ventricular hypertrophy was the predominant finding of an echocardiography. The odds ratio of finding normal coronaries in systemic sclerosis vs the general population who develops an acute MI is 33.89 (14.08-81.39). Seven of our patients had an elevated creatinine level on presentation. Acute MI is an uncommon manifestation in systemic sclerosis patients. Normal coronaries are seen more commonly in these patients as compared to the general population, while vascular, gastrointestinal, and renal involvement is prevalent in these patients.
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Affiliation(s)
- Chris T Derk
- Division of Rheumatology, Thomas Jefferson University, 613 Curtis Bldg., 1015 Walnut Street, Philadelphia, PA 19107-5541, USA.
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Abstract
Clinical examination and transthoracic echocardiography play a vital role in the management of patients with pericardial effusion and cardiac tamponade physiology. We report patients in advanced phase 3 cardiac tamponade with variant clinical and hemodynamic presentations. These atypical cardiac tamponade cases include: A patient with severe aortic valve regurgitation who lacked pulsus paradoxus; a patient with systemic sclerosis without hypotension; and a patient with pulmonary hypertension lacking right heart collapse on echocardiography. Recognition of these atypical clinical and hemodynamic manifestations of cardiac tamponade will avoid undue delay in the treatment.
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Affiliation(s)
- Naveen Sharma
- Krannert Institute of Cardiology, Clarian Cardiovascular Center, Department of Medicine, Indiana University, Indianapolis, Indiana 46202, USA
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Alhamad EH, Lynch JP, Martinez FJ. Pulmonary function tests in interstitial lung disease: what role do they have? Clin Chest Med 2001; 22:715-50, ix. [PMID: 11787661 DOI: 10.1016/s0272-5231(05)70062-9] [Citation(s) in RCA: 38] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
Pulmonary function tests have been widely accepted and utilized in the management of interstitial lung diseases. Although the tests performed have changed little over the past several decades, extensive literature has been published highlighting their clinical role in the diagnosis, staging, prognostication, and follow-up of patients with a wide variety of interstitial lung diseases.
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Affiliation(s)
- E H Alhamad
- Division of Pulmonary and Critical Care Medicine, University of Michigan Medical Center, Ann Arbor, USA
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Gowda RM, Khan IA, Sacchi TJ, Vasavada BC. Scleroderma pericardial disease presented with a large pericardial effusion--a case report. Angiology 2001; 52:59-62. [PMID: 11205932 DOI: 10.1177/000331970105200108] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Scleroderma pericardial disease is usually silent and benign. The incidence of pericardial involvement in scleroderma is about 50% according to autopsy results, but symptomatic pericarditis manifests in about 16% of patients with diffuse scleroderma and in about 30% of patients with limited scleroderma. The clinically evident pericardial effusion is rare in scleroderma, although it can be detected in about 41% of patients with echocardiography. In majority of the patients, the pericardial effusion is small and not associated with symptoms. The pericardial effusion manifests usually after the manifestation of the other clinical and serologic features of scleroderma. A case of scleroderma is reported that presented with a large pericardial effusion, which antedated the other clinical and serologic features of scleroderma. The pericardial involvement in scleroderma is reviewed.
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Affiliation(s)
- R M Gowda
- Department of Medicine, Long Island College Hospital, Brooklyn, NY, USA
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Increased pulmonary epithelial permeability in systemic sclerosis is associated with enhanced cutaneous nerve growth factor expression. Eur J Intern Med 2000; 11:156-160. [PMID: 10854822 DOI: 10.1016/s0953-6205(00)00084-4] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Background: Nerve growth factor (NGF), a neurotrophic factor that indirectly induces fibroblast proliferation and collagen production, has been found to be increased in the affected dermis of patients with systemic sclerosis (SSc). To investigate the possibility of a relationship between cutaneous NGF production and pulmonary damage in SSc, we studied seven non-smoking scleroderma patients. Methods: Abnormalities in lung structure were assessed by radiological lung examination, and pulmonary epithelial permeability (PEP) was determined by ventilation lung scintigraphy. All patients underwent skin punch biopsy with NGF immunohistological staining. Results: A statistically significant correlation was found between the PEP values and the cutaneous NGF staining scores, which were markedly increased in all of the patients examined, irrespective of the age, disease duration, or radiologically defined lung abnormalities. Conclusion: These results support the hypothesis that functional and anatomical changes in SSc target organs may be determined by a local tissue hyperproduction of NGF.
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Marie I, Lévesque H, Hatron PY, Dominique S, Courtois H. [Pulmonary involvement in systemic scleroderma. Part II. Isolated pulmonary arterial hypertension, bronchopulmonary cancer, alveolar hemorrhage]. Rev Med Interne 1999; 20:1017-27. [PMID: 10586440 DOI: 10.1016/s0248-8663(00)87082-4] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
INTRODUCTION Pulmonary interstitial fibrosis is the most frequent cause of lung disease in systemic sclerosis. However, other pulmonary complications exist, including lung cancer, alveolar hemorrhage, and in particular isolated pulmonary arterial hypertension, which is still considered the bête noire as regards this disease. CURRENT KNOWLEDGE AND KEY POINTS The prevalence of pulmonary arterial hypertension has been reported to range from 5 to 60% in cases of systemic sclerosis; isolated pulmonary arterial hypertension has been principally observed in subjects with a ten-year history of limited forms of the disease. As the patient remains asymptomatic for a long period, with nonspecific respiratory clinical manifestations, the diagnosis is made at a much later stage in the course of the disease. The diagnostic method of choice is echocardiography-doppler, which should be performed during the preliminary investigation, and at follow-up. The prognosis is poor, and patient survival rate at 2 years after onset of symptoms amounts to 40%. To date, no curative therapy for pulmonary arterial hypertension has yet been found. FUTURE PROSPECTS AND PROJECTS A knowledge of the mechanisms involved in the development of isolated pulmonary arterial hypertension is essential to the determination of new and relevant therapeutic strategies. Vasodilatory treatment, notably calcium channel blockers, prostacyclin and analogs such as iloprost, may be effective at an early stage of the disease before the appearance of permanent vascular damage.
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Affiliation(s)
- I Marie
- Département de médecine interne, centre hospitalier universitaire de Rouen-Boisguillaume, France
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Abstract
BACKGROUND Nailfold capillary microscopy has been shown to reflect microvascular disturbances mainly in connective tissue diseases including systemic sclerosis (SSc). METHODS Nailfold capillary abnormalities were analyzed with a light microscope under immersion oil at magnifications of x60 and x400. RESULTS Abnormal nailfold capillary pattern in SSc was different from that of systemic lupus erythematosus (SLE) and normal controls, but not from dermatomyositis (DM). Seventy-two per cent of patients with Raynaud's phenomenon showed an abnormal nailfold capillary pattern. In primary Raynaud's phenomenon, 12% of subjects developed undifferentiated connective tissue disease. In undifferentiated connective tissue disease, 23% developed SSc. The apical limb width, capillary width and capillary length of subjects who developed SSc were significantly larger than in those who did not. With regard to the clinicolaboratory findings, the occurrence rate of an abnormal apical limb width, abnormal capillary width, abnormal capillary length, and antinuclear antibody in patients who developed SSc was significantly higher than in those who did not. An abnormal capillary pattern correlated with an elevated pulmonary artery resistance. All the patients with pulmonary arterial hypertension showed an abnormal capillary pattern, decreased diffusion capacity for carbon monoxide, and elevated pulmonary vascular resistance. Nailfold capillary abnormalities show a close relation to pulmonary arterial hypertension. CONCLUSIONS Nailfold capillary abnormalities are useful for detecting vascular abnormality in clinical practice. These facts stress the importance of nailfold capillary abnormalities in SSc.
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Affiliation(s)
- T Ohtsuka
- Department of Dermatology, Dokkyo University School of Medicine, Mibu, Tochigi, Japan
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12
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Abstract
RV changes may be generalized into dilatation and hypertrophy. Increased preload results in ventricular dilatation. Increased afterload causes hypertrophy. Change in the shape of the RV resulting from increased afterload and myocardial hypertrophy induces tricuspid regurgitation, which superimposes changes of chamber dilatation onto those of hypertrophy. Sustained ventricular dilatation and hypertrophy frequently progresses to RV failure. In these cases, RV systolic function decreases in association with elevation of RV and right atrial diastolic pressure. Changes in the wall thickness and shape of the RV are variable, and depend upon the severity of the volume or pressure load presented, as well as its duration and rate of progression. Because the RV is an anterior cardiac structure, it occupies little of any heart border. Therefore, the sensitivity of plain film examination to RV disease is limited. Inferential diagnosis of RV disease can often be made based upon identification of other radiographic changes, notably the state of the pulmonary circulation, and the position of the heart in the chest. Conventional contrast right ventriculography may be used to assess the size and position of the RV, as well as associated acquired and congenital lesions that result in RV dysfunction. Due to the unusual shape of the RV cavity, however, and the unpredictable manner in which it dilates, accurate quantitative analysis by this technique is limited. Furthermore, the common association between RV disease and pulmonary hypertension limits the applicability of this imaging technique for evaluating patients with RV disease. Multiplanar MR imaging allows direct demonstration of changes in RV size and wall morphology. Furthermore, application of Simpson's rule to tomographic slices acquired at ventricular diastole and systole allows direct, accurate, and reproducible quantitative analysis of ventricular volume and myocardial mass, allowing radiographic assessment in patients for diagnosis, as well as longitudinally during medical management or after surgical treatment for congenital and acquired diseases that result in RV dysfunction.
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Affiliation(s)
- L M Boxt
- Department of Radiology, Beth Israel Medical Center, New York, New York, USA
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Murata I, Takenaka K, Yoshinoya S, Kikuchi K, Kiuchi T, Tanigawa T, Ito K. Clinical evaluation of pulmonary hypertension in systemic sclerosis and related disorders. A Doppler echocardiographic study of 135 Japanese patients. Chest 1997; 111:36-43. [PMID: 8995990 DOI: 10.1378/chest.111.1.36] [Citation(s) in RCA: 44] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/03/2023] Open
Abstract
BACKGROUND Previous studies on pulmonary hypertension (PH) in systemic sclerosis and related disorders used differing patient populations, and defined PH according to different criteria. We have attempted to determine the prevalence and cause of PH in these disorders using a mainly noninvasive cardiopulmonary evaluation. PATIENTS AND METHODS One-hundred thirty-five Japanese patients with systemic sclerosis and related disorders were divided into proximal and distal scleroderma groups, with or without overlapping features of systemic lupus erythematosus (SLE) and polymyositis. They underwent multiple cardiopulmonary tests, including chest radiography, pulmonary function tests, and echocardiography to screen for pulmonary fibrosis and PH. RESULTS The pulmonary artery systolic pressure was estimated by Doppler echocardiography in 80 patients (59%). PH (systolic pressure > or = 40 mm Hg) was diagnosed in 28 patients by the Doppler method and in two patients by right heart catheterization (mean pressure > or = 20 mm Hg). Doppler-estimated pulmonary artery pressures were significantly higher in patients with proximal scleroderma (p < 0.05), and in those with an SLE/polymyositis overlap (p < 0.01). The FVC was significantly reduced in the proximal scleroderma group (p < 0.0005), but not in the overlap group. PH was attributable to pulmonary fibrosis in nine patients who had proximal scleroderma without overlap. Pulmonary arteriopathy was the probable cause of PH in seven patients with overlap and in four patients who had proximal scleroderma without overlap. CONCLUSIONS These findings suggest that proximal scleroderma predisposes patients to PH mainly because of pulmonary fibrosis, but occasionally because of pulmonary arteriopathy. An overlap of SLE/polymyositis predisposes patients to PH due to the occurrence of arteriopathy.
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Affiliation(s)
- I Murata
- Department of Internal Medicine, Faculty of Medicine, University of Tokyo, Japan
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Morelli S, Sgreccia A, Ferrante L, Barbieri C, Bernardo ML, Perrone C, De Marzio P. Relationships between electrocardiographic and echocardiographic findings in systemic sclerosis (scleroderma). Int J Cardiol 1996; 57:151-60. [PMID: 9013267 DOI: 10.1016/s0167-5273(96)02808-2] [Citation(s) in RCA: 26] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
We assessed the prevalence of electrocardiographic abnormalities in patients with systemic sclerosis and evaluated their functional significance through a comparison with echocardiographic findings. Seventy-two patients with systemic sclerosis and 64 controls underwent resting electrocardiogram (ECG) and M-mode, two-dimensional, Doppler and color Doppler echocardiography. Electrocardiographic abnormalities were observed in 48.7% of patients. Conduction disturbances (27.7%) infarction pattern (13.8%), non-specific ST-T wave changes (13.8%) and right ventricular hypertrophy (11.1%) were the most frequent abnormalities. QTc interval was significantly longer in patients with systemic sclerosis than in controls. Significant differences between patients and controls were found in the prevalence of long QTc interval (p = 0.0016) infarction pattern (p = 0.0016), right ventricular hypertrophy (p = 0.007) and non-specific ST-T wave abnormalities (p = 0.0016). All patients with infarction pattern and 90% of patients with prolonged QTc interval had some echocardiographic abnormalities. Electrocardiographic signs of right ventricular hypertrophy were 16% sensitive and 93% specific for pulmonary hypertension; the sensitivity and specificity of the combination of right ventricular hypertrophy, right atrial enlargement and right bundle branch block were 35% and 90%, respectively. Standard ECG is useful to assess cardiac involvement in patients with systemic sclerosis. If infarction pattern, right ventricular hypertrophy or long QTc interval are present, a cardiac involvement is very likely.
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Affiliation(s)
- S Morelli
- Istituto di Clinica Medica I, University La Sapienza, Rome, Italy
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Affiliation(s)
- S N Breit
- Centre for Immunology, Faculty of Medicine, St. Vincent's Hospital, Sydney, Australia
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Tashkin DP, Clements PJ, Wright RS, Gong H, Simmons MS, Lachenbruch PA, Furst DE. Interrelationships between pulmonary and extrapulmonary involvement in systemic sclerosis. A longitudinal analysis. Chest 1994; 105:489-95. [PMID: 8306752 DOI: 10.1378/chest.105.2.489] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023] Open
Abstract
PURPOSE (1) To evaluate the relationship between the degree of pulmonary involvement by systemic sclerosis (SSc) and the degree of involvement of other organ systems by SSc at baseline. (2) To assess the degree of impairment in lung function at presentation and the annual rate of change in lung function to predict the rate of progression of involvement of extrapulmonary organ systems by SSc over time. (3) To determine whether survival in patients with SSc can be predicted from the degree of lung function impairment at baseline or from the annual rate of change in lung function. METHODS Semiquantitative indices of pulmonary and extrapulmonary involvement and pulmonary function tests (PFTs) were analyzed and compared in 62 nonsmoking scleroderma patients enrolled in a 3-year prospective drug trial, vs 47 in a "study group" who underwent serial evaluation. The other 16 "early withdrawals" withdrew prior to the second evaluation. The indices of organ system involvement were based on clinical, physiologic, and biochemical findings as previously published. The PFTs included total lung capacity (TLC), forced vital capacity (FVC), FEV1, and single-breath diffusing capacity for carbon monoxide (Dsb). Annualized rates of change in PFTs and indices of extrapulmonary involvement were calculated for each subject from data collected on at least 2 separate occasions at least 6 months apart. Spearman rank correlations were performed between individual baseline PFTs (expressed as percent predicted) and (a) indices of extrapulmonary involvement at baseline, (b) annualized rates of change in PFTs, and (c) annualized rates of change in indices of extrapulmonary involvement. Correlations also were performed between the rate of change in each lung function measure and rates of change in indices of extrapulmonary involvement. The ability of PFTs at baseline and their rates of change to predict cumulative survival was assessed by Cox stepwise regression. RESULTS The degree of impairment in baseline PFTs was related to involvement of the right side of the heart but not to other extrapulmonary system involvement. Baseline PFTs were not related to the rate of subsequent decline of lung function or worsening of extrapulmonary organ system involvement. Subsequent annual rates of decline in lung function were related to worsening skin and upper gastrointestinal involvement. Cumulative survival may be related to the rate of decline in DCO, TLC, and FVC, but was not predicted by impairment in any measure of lung function. CONCLUSION With the exception of involvement of the right side of the heart consistent with cor pulmonale, the degree of pulmonary involvement by SSc was not correlated with the extent of extrapulmonary involvement. The degree of pulmonary involvement by SSc did not predict subsequent worsening of either pulmonary or extrapulmonary involvement. Worsening pulmonary involvement by SSc, in general, does not correlate with worsening involvement of extrapulmonary organ systems, except for the skin and upper gastrointestinal tract. A rapid decline in DCO or lung volumes may predict poor survival.
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Affiliation(s)
- D P Tashkin
- Department of Medicine, UCLA School of Medicine 90024-1690
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Aguayo SM, Richardson CL, Roman J. Severe extrapulmonary thoracic restriction caused by morphea, a form of localized scleroderma. Chest 1993; 104:1304-5. [PMID: 8404222 DOI: 10.1378/chest.104.4.1304] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/30/2023] Open
Abstract
A prevalent clinical perception is that thoracic restriction in patients with morphea or scleroderma should not result from cutaneous sclerosis alone; that there must be some underlying parenchymal lung disease or respiratory muscle weakness. But herein we describe a patient with morphea and severe thoracic restriction that appears to result mainly from cutaneous sclerosis.
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Affiliation(s)
- S M Aguayo
- Department of Medicine, Atlanta Department of Veterans Affairs Medical Center, GA 30033
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Groen H, ter Borg EJ, Postma DS, Wouda AA, van der Mark TW, Kallenberg CG. Pulmonary function in systemic lupus erythematosus is related to distinct clinical, serologic, and nailfold capillary patterns. Am J Med 1992; 93:619-27. [PMID: 1466357 DOI: 10.1016/0002-9343(92)90194-g] [Citation(s) in RCA: 40] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
PURPOSE The purpose of this study was to investigate whether systemic lupus erythematosus (SLE) patients with interstitial lung disease represent a particular subset of patients characterized by the presence of clinical, serologic, and nailfold capillary patterns overlapping scleroderma. PATIENTS AND METHODS In 57 consecutive patients with SLE, a standardized detailed history was obtained and a physical examination performed, directed at signs and symptoms of connective tissue diseases, in particular scleroderma. Additionally, pulmonary function testing, chest radiography, radionuclide transit studies of the esophagus, nailfold capillary microscopy, and detailed serologic studies directed at the antigenic specificities of antinuclear antibodies were performed. Patients were divided into three groups based on the results of pulmonary function testing, i.e., normal lung function, restriction, or isolated impairment of diffusion. Clinical, serologic, and nailfold capillary microscopic findings were compared among these three groups. RESULTS Twenty patients had normal lung function, 19 had restrictive lung function loss, and 9 had an isolated impairment of the diffusing capacity (T1,CO). Patients with obstructive lung disease (n = 9) were excluded from analysis. Sclerodermatous changes of the hands were associated with a restrictive lung function pattern. Interstitial changes on chest radiograph were associated with isolated impairment of T1,CO. Nailfold capillary abnormalities correlated with decreased T1,CO and Dm, the component of T1,CO representing the diffusing capacity of the alveolocapillary membrane. Antibodies to U1-RNA were associated with restrictive lung function and decreased T1,CO. CONCLUSION We conclude that interstitial lung disease is present in a subset of SLE patients characterized by an increased prevalence of scleroderma traits and anti-(U1)RNA antibodies. Microvascular changes may contribute to the development of interstitial lung disease in SLE as well as in scleroderma.
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Affiliation(s)
- H Groen
- Department of Internal Medicine, State University Hospital, Groningen, The Netherlands
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Abstract
Myositis and myocarditis have been reported in progressive systemic sclerosis, and these patients have had favorable therapeutic responses to intravenous pulse methylprednisolone. Thus far, premortem biopsy documentation of myocarditis and myocardial fibrosis has not been reported in such patients. We report the case of a patient with subacute congestive heart failure six months after she developed Raynaud's phenomenon. Clinical examination was typical of scleroderma but there was no proximal muscle weakness. She had elevated creatine kinase and MB-creatine kinase and laboratory evidence of hypothyroidism. Echocardiogram demonstrated four-chamber dilatation and severe left ventricular dysfunction. Cardiac catheterization revealed normal epicardial coronary arteries and severely decreased cardiac index. A skin biopsy specimen of the forearm was consistent with diffuse systemic sclerosis, and an endomyocardial biopsy specimen demonstrated mild fibrosis and lymphocytic infiltrate. Her heart failure initially improved with digoxin, furosemide, and enalapril. She also received L-thyroxine and intravenous methylprednisolone. The heart failure progressed over the next six weeks and she died. Patients with scleroderma and new-onset heart failure may have acute myocarditis.
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Affiliation(s)
- B S Clemson
- Department of Medicine, Milton S. Hershey Medical Center, Pennsylvania State University, Hershey 17033
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Chalker RB, Dickey BF, Rosenthal NC, Simms RW. Extrapulmonary thoracic restriction (hidebound chest) complicating eosinophilic fasciitis. Chest 1991; 100:1453-5. [PMID: 1935312 DOI: 10.1378/chest.100.5.1453] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022] Open
Abstract
Eosinophilic fasciitis (EF) is an unusual disorder characterized by diffuse skin thickening and induration due to inflammation within the deep fascia; visceral involvement is generally mild or absent. A patient with biopsy-proved EF developed progressive respiratory limitation. Physical examination revealed marked induration of the thoracic integument with a severely limited chest wall excursion. Total lung capacity was 62 percent of predicted with a normal corrected Dco and maximal inspiratory force; a chest computed tomogram with thin sections showed no evidence of parenchymal lung disease. Extrapulmonary thoracic restriction ("hidebound chest") has not been previously reported to complicate EF.
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Affiliation(s)
- R B Chalker
- Pulmonary Center, Boston University School of Medicine
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Sfikakis PP, Kyriakidis M, Vergos C, Papazoglou S, Georgiakodis F, Toutouzas P, Sfikakis P. Diffusing capacity of the lung and nifedipine in systemic sclerosis. ARTHRITIS AND RHEUMATISM 1990; 33:1634-9. [PMID: 2242061 DOI: 10.1002/art.1780331105] [Citation(s) in RCA: 19] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
Lung involvement in systemic sclerosis may be due in part to a functional abnormality of the pulmonary vasculature. To investigate the possible role of a pulmonary vasospastic process in this disorder, 21 non-smoking patients who had no evidence of cardiac disease or pulmonary hypertension were evaluated with pulmonary function tests prior to administration of nifedipine, 30 minutes after a single oral dose of nifedipine (20 mg), and after 4 weeks of treatment with nifedipine (10 mg 3 times daily). Treatment with nifedipine did not significantly change any of the pulmonary function values, except for the carbon monoxide diffusing capacity (DLCO). The linear trend between the individual DLCO values at baseline and their changes immediately following the initial 20-mg dose of nifedipine (r = -0.603, P = 0.02) and after 4 weeks of treatment (r = -0.636, P = 0.01) showed that the lower the DLCO value at baseline, the greater the improvement caused by nifedipine. These findings support the hypothesis of a potentially reversible pulmonary vasospasm in systemic sclerosis and suggest that nifedipine may be useful in the treatment of lung disease in these patients; however, further studies are needed.
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Affiliation(s)
- P P Sfikakis
- First Department of Propedeutic Medicine (Laiko General Hospital), Athens, Greece
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Abstract
This report evaluates the histopathologic alterations of a series of 17 patients with the CREST syndrome and relates these alterations to clinical and functional abnormalities. Histologic abnormalities were classified into the following four distinct patterns: pulmonary vascular changes, primarily intimal fibroelastosis, associated with and without pulmonary hypertension; a pattern of fibrosis indistinguishable from usual interstitital pneumonia (UIP); small airways disease; and mixtures of these three patterns. Five patients (29%) had clinical and morphologic pulmonary hypertension, while five others showed mild reductions in diffusing capacity, presumably due to vascular compromise. Five patients had UIP-like interstitial fibrosis, with vascular alterations and restrictive lung disease. Only one patient had small airways disease exclusively. Concentric fibrointimal proliferation and occlusion of arterioles was worse in patients with clinical pulmonary hypertension and interstitial fibrosis of the UIP type, and was not always associated with pulmonary fibrosis. Twenty-one percent of patients developed primary lung carcinomas. The CREST syndrome is unique in the spectrum of pulmonary alterations seen in progressive systemic sclerosis for its high incidence of clinical pulmonary hypertension and propensity for the development of pulmonary carcinomas.
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Affiliation(s)
- S A Yousem
- Department of Pathology, Presbyterian University Hospital, University of Pittsburgh School of Medicine, PA 15213
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Gustafsson R, Mannting F, Kazzam E, Waldenström A, Hällgren R. Cold-induced reversible myocardial ischaemia in systemic sclerosis. Lancet 1989; 2:475-9. [PMID: 2570187 DOI: 10.1016/s0140-6736(89)92088-6] [Citation(s) in RCA: 66] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
The effect of cold provocation on myocardial perfusion was studied in 21 patients with systemic sclerosis and 8 healthy controls. The cold provocation was designed not to cause a pain reaction, and no rise in heart rate/blood pressure product occurred during provocation. Myocardial perfusion was assessed by measurement of thallium uptake by imaged single photon emission computed tomography. No patient had clinical evidence of cardiac involvement, but abnormal electrocardiographic (ECG) findings were found in 5. In 12 patients cold-induced reversible perfusion defects were found; 9 of these also had permanent defects. A further 3 patients had permanent perfusion defects but no reversible defects. The permanent and/or reversible perfusion defects were not related to age among the patients and were not seen in any of the healthy controls, whose age distribution was similar. The reversible and permanent defects were not related to other features of systemic sclerosis, nor to the ECG findings. It is concluded that abnormalities in myocardial perfusion are common in systemic sclerosis and may be present without apparent clinical myocardial involvement. A cold-induced vasopastic process in the myocardial circulation might contribute to the development of the patchy myocardial fibrosis seen in patients with systemic sclerosis.
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Affiliation(s)
- R Gustafsson
- Department of Internal Medicine, (Nuclear Medicine Section), University Hospital, Uppsala, Sweden
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Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 20-1989. A 33-year-old woman with exertional dyspnea and Raynaud's phenomenon. N Engl J Med 1989; 320:1333-40. [PMID: 2716773 DOI: 10.1056/nejm198905183202008] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
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Rozkovec A, Stradling JR, Shepherd G, MacDermot J, Oakley CM, Dollery CT. Prediction of favourable responses to long term vasodilator treatment of pulmonary hypertension by short term administration of epoprostenol (prostacyclin) or nifedipine. Heart 1988; 59:696-705. [PMID: 3293641 PMCID: PMC1276879 DOI: 10.1136/hrt.59.6.696] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/05/2023] Open
Abstract
Eighteen patients with moderate to severe pulmonary hypertension were studied, nine with intracardiac shunts and nine without. The effects of an incremental infusion of epoprostenol (prostacyclin) (0.5-8 ng/kg per minute) or sublingual nifedipine (20-30 mg) were compared with the response to three months' treatment with oral nifedipine. Both epoprostenol and sublingual nifedipine caused a fall in pulmonary vascular resistance and pressure and a rise in cardiac output. Patients with intracardiac shunts had higher systemic blood flows than those without shunts. Exercise in the shunt group was accompanied by systemic desaturation and hyperventilation. Analysis of individual results showed that the size of the response was inversely related to the severity of the pulmonary vascular disease. A good long term response to nifedipine seemed to be as readily predicted by the resting control values for haemodynamic variables as by values after short term treatment. A favourable response was likely if the pretreatment mean pulmonary artery pressure was less than 50 mm Hg, the ratio of total pulmonary to systemic resistance was less than 0.7, or the ratio of mean pulmonary artery pressure to systemic artery pressure was less than 0.6. Short term vasodilator protocols may do harm. If such studies are carried out, an adequate dose range must be tried before the long term efficacy of an individual drug can be forecast.
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Affiliation(s)
- A Rozkovec
- Department of Medicine, Hammersmith Hospital, London
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McCarthy DS, Baragar FD, Dhingra S, Sigurdson M, Sutherland JB, Rigby M, Martin L. The lungs in systemic sclerosis (scleroderma): a review and new information. Semin Arthritis Rheum 1988; 17:271-83. [PMID: 3068803 DOI: 10.1016/0049-0172(88)90012-1] [Citation(s) in RCA: 33] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
Affiliation(s)
- D S McCarthy
- Department of Medicine, University of Manitoba, Winnipeg
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Abstract
In conclusion, systemic sclerosis is both a fascinating and frustrating affliction. It is a systemic disease of multiple stages. Prognosis is dependent on the site and extent of visceral involvement. There is evidence to implicate the vascular system as the primary target organ of the disease. The cardiovascular manifestations include myocardial fibrosis, pericarditis, and a variety of arrhythmias and conduction abnormalities. Intractable heart failure or sudden cardiac death can ensue. Cardiac involvement in systemic sclerosis portends an ominous prognosis, and is probably most directly related to the extent of myocardial fibrosis which is present. The pathogenesis of myocardial fibrosis has not been determined, but it appears to be a result of an impairment of myocardial perfusion at both the small artery and microvasculature level. Obstructive, vasospastic, and devascularization factors all may be playing a role.
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Stupi AM, Steen VD, Owens GR, Barnes EL, Rodnan GP, Medsger TA. Pulmonary hypertension in the CREST syndrome variant of systemic sclerosis. ARTHRITIS AND RHEUMATISM 1986; 29:515-24. [PMID: 3707629 DOI: 10.1002/art.1780290409] [Citation(s) in RCA: 278] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Abstract
Pulmonary hypertension (PHT) occurred in 59 (9%) of 673 systemic sclerosis patients seen between 1963 and 1983. In 30 patients, all with the CREST syndrome (calcinosis, Raynaud's phenomenon, esophageal dysmotility, sclerodactyly, telangiectasias), the pulmonary hypertension was isolated, i.e., independent of other pulmonary or cardiac conditions. In 20 patients, isolated PHT was demonstrated by cardiac catheterization. All had normal or only mildly decreased lung volumes, and mild or no pulmonary interstitial fibrosis on chest roentgenogram. In comparison with 287 CREST syndrome patients without PHT, these 20 patients had markedly reduced diffusing capacity for carbon monoxide (DLCO) (mean 39% of predicted normal). In 6 patients, the low DLCO antedated clinical evidence of PHT by 1-6 years. At autopsy there was marked intimal fibrosis with hyalinization and smooth muscle hypertrophy in the small- and medium-sized arteries, without significant parenchymal fibrosis or inflammation. Patients with isolated PHT did not respond favorably to vasodilators and had a very poor prognosis, with a 2-year cumulative survival rate of 40%. A DLCO less than 45% of predicted in the absence of pulmonary interstitial fibrosis may be an important predictor of the subsequent development of isolated PHT.
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Ferri C, Bernini L, Bongiorni MG, Levorato D, Viegi G, Bravi P, Contini C, Pasero G, Bombardieri S. Noninvasive evaluation of cardiac dysrhythmias, and their relationship with multisystemic symptoms, in progressive systemic sclerosis patients. ARTHRITIS AND RHEUMATISM 1985; 28:1259-66. [PMID: 4063000 DOI: 10.1002/art.1780281110] [Citation(s) in RCA: 63] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
Fifty-three patients (34 who had diffuse scleroderma, and 19 who had CREST syndrome [calcinosis, Raynaud's phenomenon, esophageal dysmotility, sclerodactyly, and telangiectasias]) were studied by noninvasive procedures, including resting electrocardiogram (ECG), continuous 24-hour Holter ECG monitoring, M-mode echocardiography, and 2-dimensional echocardiography. Only 22 patients (42%) had abnormalities such as conduction defects, supraventricular or ventricular arrhythmias, or ST-T changes detected on resting ECG. In contrast, using Holter monitoring, the number of conduction abnormalities seen increased from 10 to 16 patients and transient ST-T changes increased from 2 to 18 patients. Forty-eight patients had ventricular arrhythmias, with multiform ventricular premature beats in 21 (40%), pairs of runs of ventricular tachycardia in 15 patients (28%), and 1 or more runs of ventricular tachycardia in 7 (13%). Echocardiography detected asymmetric septal hypertrophy in 10 patients, impaired ventricular function in 9 patients, congestive cardiomyopathy in 2, mitral prolapse in 4, and pericardial effusion in 3 patients. Multiform and/or repetitive ventricular premature beats occurred more frequently in patients with echocardiographic abnormalities, but were also present in patients who had normal findings on echocardiographic examination. Cardiac involvement was not correlated with clinical variants of scleroderma (CREST syndrome or diffuse scleroderma), nor with other signs and symptoms of the disease. Thus, cardiac involvement is found much more frequently than would be expected from clinical symptoms or from results of resting ECG alone; therefore, Holter monitoring and echocardiography should be included in the routine workup of patients who have scleroderma.
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Steen VD, Owens GR, Fino GJ, Rodnan GP, Medsger TA. Pulmonary involvement in systemic sclerosis (scleroderma). ARTHRITIS AND RHEUMATISM 1985; 28:759-67. [PMID: 4015723 DOI: 10.1002/art.1780280706] [Citation(s) in RCA: 126] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
One hundred sixty-five nonsmoking systemic sclerosis patients were evaluated by pulmonary function testing. Restrictive lung disease and an isolated reduction of the diffusing capacity of carbon monoxide were the most frequent abnormalities. Patients with the CREST syndrome (calcinosis, Raynaud's phenomenon, esophageal dysmotility, sclerodactyly, and telangiectasias) had a similar frequency and severity of pulmonary involvement compared with the patients who had diffuse scleroderma. CREST syndrome patients with restrictive lung disease rarely had the anticentromere antibody and had more skin and joint involvement of their hands, compared with other CREST syndrome patients. Dyspnea and rales were most commonly found in patients with restrictive lung disease. Fibrosis, shown on chest radiograph, and pulmonary function abnormalities correlated poorly with each other. Dyspnea was associated with restrictive disease, and rales were more commonly found in patients with fibrosis. Patients with a restrictive abnormality had the worst prognosis, with a 5-year survival rate of 58%, although death from pulmonary causes was uncommon. Comparison of these nonsmoking patients with 137 scleroderma patients who smoked, seen during the same time period, revealed more frequent and severe obstructive changes in smokers. Smoking patients with restrictive lung disease had more severe disease than nonsmoking patients. The single breath diffusing capacity for carbon monoxide was significantly decreased in the patients who smoked compared with the nonsmokers. These data confirm that pulmonary function abnormalities are common in patients with systemic sclerosis including CREST syndrome. Smoking appears to have an additive deleterious effect on pulmonary function and should be strongly discouraged.
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Kahan A, Nitenberg A, Foult JM, Amor B, Menkes CJ, Devaux JY, Blanchet F, Perennec J, Lutfalla G, Roucayrol JC. Decreased coronary reserve in primary scleroderma myocardial disease. ARTHRITIS AND RHEUMATISM 1985; 28:637-46. [PMID: 4004974 DOI: 10.1002/art.1780280607] [Citation(s) in RCA: 87] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
We assessed coronary reserve, by measuring the increase in coronary sinus blood flow (CSBF) after intravenous administration of dipyridamole (0.14 mg/kg/minute for 4 minutes), in 7 patients with primary scleroderma myocardial disease (PSMD) and in 7 control subjects. Coronary reserve was greatly impaired in PSMD: before administration of dipyridamole, CSBF was similar in patients with PSMD (89 +/- 32 ml/minute/100 gm, mean +/- SD) and in controls (100 +/- 15 ml/minute/100 gm); after dipyridamole infusion, CSBF was significantly lower in patients with PSMD (191 +/- 45 ml/minute/100 gm) than in controls (399 +/- 58 ml/minute/100 gm) (P less than 0.01). Six of the 7 patients with PSMD had angiographically normal epicardial coronary arteries and normal left ventricular function. Decreased coronary reserve may be an important contributor to the pathogenesis of primary scleroderma myocardial disease.
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Peters-Golden M, Wise RA, Hochberg MC, Stevens MB, Wigley FM. Carbon monoxide diffusing capacity as predictor of outcome in systemic sclerosis. Am J Med 1984; 77:1027-34. [PMID: 6507456 DOI: 10.1016/0002-9343(84)90183-9] [Citation(s) in RCA: 68] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
Abstract
In order to determine the predictive value of lung function studies for subsequent prognosis in systemic sclerosis, 71 patients with systemic sclerosis were followed up for a mean of five years after pulmonary function testing. A carbon monoxide diffusing capacity less than or equal to 40 percent of the predicted reference value was associated with only a 9 percent five-year cumulative survival rate compared with a 75 percent cumulative five-year survival in patients with a carbon monoxide diffusing capacity greater than 40 percent of predicted. An obstructive ventilatory defect was also associated with increased mortality, and all six patients with obstruction and a diffusing capacity less than 70 percent of the predicted died during the study period. Male gender, independent of abnormalities of pulmonary function, was also associated with a poor prognosis. Although it is not clear whether a severely impaired diffusing capacity is indicative of interstitial pulmonary fibrosis or pulmonary vasculopathy or is a marker of generalized vascular disease, a severely depressed carbon monoxide diffusing capacity is an important predictor of mortality in patients with systemic sclerosis.
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König G, Luderschmidt C, Hammer C, Adelmann-Grill BC, Braun-Falco O, Fruhmann G. Lung involvement in scleroderma. Chest 1984; 85:318-24. [PMID: 6321113 DOI: 10.1378/chest.85.3.318] [Citation(s) in RCA: 44] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023] Open
Abstract
Lung involvement (LI) was studied by lung function (LF) in 101 scleroderma patients (circumscribed scleroderma, n = 17; progressive systemic scleroderma [PSS], n = 84; with the subtypes I, acroscleroderma [n = 19]; 2, proximal ascending scleroderma [n = 61]; 3, trunk scleroderma [n = 4]). Eighteen percent of morphea, 32 percent of type 1, 56 percent of type 2, and 75 percent of type 3 patients had impaired LF. The LI was more frequent (57 percent vs 45 percent) and more severe (20 percent vs 3 percent) in PSS with systemic inflammation (form A) compared to those without (form B). Elevated lymphocytes/neutrophils in bronchoalveolar lavage (BAL) were found associated with form A and severe LI. The LF of patients showing an inflammatory cell pattern in initial BAL (n = 3) worsened, whereas those with normal BAL findings (n = 4) did not. Collagenase activity in BAL was significantly elevated in those with elevated lymphocytes/neutrophils in lavage. Patients with type 2 or 3 of PSS, especially form A, carry a higher risk of developing severe LI than circumscribed scleroderma, type 1, or form B patients. Differential cell count and collagenase activity in BAL is correlated with active disease and provides prognostic information.
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Follansbee WP, Curtiss EI, Medsger TA, Steen VD, Uretsky BF, Owens GR, Rodnan GP. Physiologic abnormalities of cardiac function in progressive systemic sclerosis with diffuse scleroderma. N Engl J Med 1984; 310:142-8. [PMID: 6690931 DOI: 10.1056/nejm198401193100302] [Citation(s) in RCA: 172] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
To investigate cardiopulmonary function in progressive systemic sclerosis with diffuse scleroderma, we studied 26 patients with maximal exercise and redistribution thallium scans, rest and exercise radionuclide ventriculography, pulmonary-function testing, and chest roentgenography. Although only 6 patients had clinical evidence of cardiac involvement, 20 had abnormal thallium scans, including 10 with reversible exercise-induced defects and 18 with fixed defects (8 had both). Seven of the 10 patients who had exercise-induced defects and underwent cardiac catheterization had normal coronary angiograms. Mean resting left ventricular ejection fraction and mean resting right ventricular ejection fraction were lower in patients with post-exercise left ventricular thallium defect scores above the median (59 +/- 13 per cent vs. 69 +/- 6 per cent [P less than 0.025], and 36 +/- 12 per cent vs. 47 +/- 7 per cent [P less than 0.025], respectively). We conclude that in progressive systemic sclerosis with diffuse scleroderma, abnormalities of myocardial perfusion are common and appear to be due to a disturbance of the myocardial microcirculation. Both right and left ventricular dysfunction appear to be related to this circulatory disturbance, suggesting ischemically mediated injury.
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45
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Miller MJ. Effect of the cold pressor test on diffusing capacity. Comparison of normal subjects and those with Raynaud's disease and progressive systemic sclerosis. Chest 1983; 84:264-6. [PMID: 6884100 DOI: 10.1378/chest.84.3.264] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023] Open
Abstract
Single-breath carbon monoxide diffusing capacity (Dsb) was measured before and during immersion of one hand in ice water (cold pressor test) in the following three groups of subjects: (1) normal subjects; (2) patients with isolated Raynaud's disease; and (3) patients with Raynaud's phenomenon and progressive systemic sclerosis. No change in Dsb was found in normal subjects or patients with progressive systemic sclerosis. Patients with isolated Raynaud's disease showed a rise in Dsb during cold pressor testing, the mean increase being 8 percent. These results suggest that a rise in Dsb during exposure to cold is a response unique to patients with isolated Raynaud's disease or Raynaud's phenomenon without progressive systemic sclerosis, and not a normal physiologic response to cold. The lack of change in Dsb in response to cold in progressive systemic sclerosis, interpreted by other authors as an indicator of pulmonary vascular disease, resembles the normal response to a challenge with cold.
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Ettinger WH, Wise RA, Stevens MB, Wigley FM. Absence of positional change in pulmonary diffusing capacity in systemic sclerosis. Am J Med 1983; 75:305-12. [PMID: 6881183 DOI: 10.1016/0002-9343(83)91209-3] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
Patients with systemic sclerosis frequently have pulmonary function abnormalities, and recent evidence suggests that pulmonary vascular involvement is a common manifestation. To test the hypothesis that patients with systemic sclerosis have impaired ability to recruit or distend the pulmonary vascular bed, the postural change in the coefficient of carbon monoxide diffusing capacity was measured in 11 patients with systemic sclerosis, and the results were compared with results from age-, smoking-, and sex-matched control subjects with rheumatoid arthritis and with results from healthy subjects. In normal subjects and patients with rheumatoid arthritis increased, the coefficient of diffusion by 9.4 percent (p less than 0.005) and 8.4 percent (p less than 0.01), respectively, when they moved from the sitting to the supine position. In contrast, patients with systemic sclerosis did not show a significant increase in coefficient of diffusion, even those who had otherwise normal pulmonary function. Regression analyses showed that the change in coefficient of diffusion decreased with increasing age (r = -0.57) in normal subjects, and that the change in coefficient of diffusion was a function of the percent predicted forced vital capacity, both in patients with systemic sclerosis (r = 0.59) and in those with rheumatoid arthritis (r = 0.70). Thus, these findings indicate that patients with systemic sclerosis have a nondistensible pulmonary capillary bed and that the absence of positional change in the coefficient of diffusion in systemic sclerosis is a subtle indicator of pulmonary involvement.
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Rozkovec A, Bernstein R, Asherson RA, Oakley CM. Vascular reactivity and pulmonary hypertension in systemic sclerosis. ARTHRITIS AND RHEUMATISM 1983; 26:1037-40. [PMID: 6882479 DOI: 10.1002/art.1780260815] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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Ungerer RG, Tashkin DP, Furst D, Clements PJ, Gong H, Bein M, Smith JW, Roberts N, Cabeen W. Prevalence and clinical correlates of pulmonary arterial hypertension in progressive systemic sclerosis. Am J Med 1983; 75:65-74. [PMID: 6859087 DOI: 10.1016/0002-9343(83)91169-5] [Citation(s) in RCA: 204] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
Forty-nine patients with progressive systemic sclerosis who had undergone extensive studies including pulmonary artery catheterization as part of an ongoing prospective study of the natural course of progressive systemic sclerosis were evaluated. The overall prevalence of pulmonary arterial hypertension in this population of patients with progressive systemic sclerosis was 33 percent, and among 10 subjects with the CREST syndrome the prevalence of pulmonary hypertension was 50 percent. The relation between pulmonary arterial hypertension documented at catheterization and abnormal results of noninvasive studies suggesting pulmonary hypertension, including physical examination, chest x-ray, electrocardiography, echocardiography, single-breath diffusing capacity, and vital capacity, was studied. Diffusing capacity was significantly lower in those patients with definite pulmonary hypertension (mean pulmonary artery pressure of 22 mg Hg or more) compared with those with a normal mean pulmonary artery pressure, and a diffusing capacity below 43 percent of predicted showed the greatest sensitivity (67 percent) of any single diagnostic test in detecting definite pulmonary hypertension. Chest x-ray suggesting pulmonary hypertension was the least sensitive of the tests evaluated, but showed the greatest specificity (100 percent) in identifying patients with pulmonary hypertension. A classification matrix based on discriminant function analysis utilizing the combination of diffusing capacity below 43 percent of predicted and chest x-ray and electrocardiographic findings correctly identified 75 percent of patients with definite pulmonary hypertension and 97 percent of patients with a normal pulmonary artery pressure, but failed to identify correctly patients with mild pulmonary hypertension (mean pulmonary artery pressure of 20 mm Hg). These findings indicate that specific noninvasive studies are helpful in assessing the likelihood of normal or definitely elevated pulmonary artery pressures in patients with progressive systemic sclerosis, but patients with mild pulmonary hypertension are not likely to be identified by these noninvasive studies.
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Gaffney FA, Anderson RJ, Nixon JV, Blomqvist CG. Cardiovascular function in patients with progressive systemic sclerosis (scleroderma). Clin Cardiol 1982; 5:569-76. [PMID: 6217013 DOI: 10.1002/clc.4960051101] [Citation(s) in RCA: 16] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/19/2023] Open
Abstract
Sixteen patients with progressive systemic sclerosis (PSS), including 3 with the "CREST" (calcinosis, Raynaud's, esophageal dysfunction, sclerodactyly, and/or telangiectasias) variant, were evaluated with resting M-mode echocardiography and noninvasive measurements of cardiac output at rest and during submaximal exercise to determine the nature and extent of any cardiovascular impairment. No patient had arterial hypertension, significant renal impairment, clinical evidence of large vessel coronary artery disease, or severe pulmonary dysfunction. The duration of disease was 1 to 12 years (9 to 30 for patients with the CREST variant). Echocardiographic abnormalities included increased right ventricular dimension (3 patients), reduced left ventricular ejection fraction (3 patients), and pericardial effusion (3 patients). Cardiac index (CI) and stroke volume index (SVI) at rest were similar for patients and controls. Patients and controls were exercised to similar heart rates (130 +/- 3 vs 124 +/- 4; p, NS). Total peripheral resistance (TPR) was higher for patients (1123 +/- 81 vs 810 +/- 44 dyn X s X cm-5) and their mean SVI failed to increase significantly compared with sitting rest values (30 +/- 2 vs 35 +/- 3 ml/m2). The control subjects had the expected increase in SVI (36 +/- 2 vs 51 +/- 5; p less than 0.01). Ten patients with an abnormal hemodynamic response to exercise had a normal echocardiographic circumferential fiber shortening (VCF) or ejection fraction (EF) at rest. The data indicate that PSS patients have a greater degree of cardiovascular dysfunction than would be predicted from clinical data and laboratory evaluation of cardiovascular and pulmonary function at rest. Multiple mechanisms, including right and left ventricular dysfunction and abnormal vasoconstrictor activity, are likely to contribute to the reduction in exercise capacity seen in patients with PSS.
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