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Speir E, Charvat C, Varghese S. Pancytopenia and Fever of Unknown Origin in a 12-Year-Old Boy. Clin Pediatr (Phila) 2018; 57:607-610. [PMID: 29073781 DOI: 10.1177/0009922817738345] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Affiliation(s)
- Ethan Speir
- 1 Emory University School of Medicine, Atlanta, GA, USA
| | | | - Sarah Varghese
- 1 Emory University School of Medicine, Atlanta, GA, USA.,2 Children's Healthcare of Atlanta, Atlanta, GA, USA
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2
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Guillet E, Mas C, Bauvin I, Beze Beyrie P, Mansir T, Guérin B. [Extrarespiratory manifestations of Mycoplasma pneumoniae: a case report]. Arch Pediatr 2014; 21:381-3. [PMID: 24630540 DOI: 10.1016/j.arcped.2014.01.013] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/12/2013] [Revised: 10/01/2013] [Accepted: 01/18/2014] [Indexed: 10/25/2022]
Abstract
Extrapulmonary manifestations of Mycoplasma pneumoniae are sometimes severe and may even be life-threatening. A 10-year-old patient was hospitalized due to a flu-like illness lasting 48 h with impaired general condition, after an extended stay in Africa. There was an inflammatory syndrome associated with hyponatremia, but malaria was negative. A triple antibiotic therapy with ceftriaxone, amikacin, and josamycin was started. The progression was marked by the appearance of hypoxemia pneumoniae associated with extrarespiratory manifestations. He initially presented with acute polyradiculoneuropathy, followed by thrombotic events associated with polyserositis, polyarthritis, a maculopapular rash, and then a hemophagocytic syndrome. Bacteriological samples isolated M. pneumoniae in nasopharyngeal secretions with a positive serology. The appropriate antibiotic therapy associated with corticosteroids and immunoglobulins led to clinical improvement and the patient progressed toward complete recovery. The pathogenesis of M. pneumoniae infection remains largely unknown. However, two main categories have been proposed. The lung injury is caused by the invasion of the respiratory epithelium, whereas the extrarespiratory manifestations are probably due to immunological disorders. The knowledge of extrarespiratory manifestations and their pathomechanisms allows further adjustments to therapeutic management.
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Affiliation(s)
- E Guillet
- Service de pédiatrie et réanimation pédiatrique, centre hospitalier de Pau, 64000 Pau, France
| | - C Mas
- Service de pédiatrie et réanimation pédiatrique, centre hospitalier de Pau, 64000 Pau, France
| | - I Bauvin
- Service de pédiatrie et réanimation pédiatrique, centre hospitalier de Pau, 64000 Pau, France
| | - P Beze Beyrie
- Service de pédiatrie et réanimation pédiatrique, centre hospitalier de Pau, 64000 Pau, France
| | - T Mansir
- Service de pédiatrie et réanimation pédiatrique, centre hospitalier de Pau, 64000 Pau, France
| | - B Guérin
- Service de pédiatrie et réanimation pédiatrique, centre hospitalier de Pau, 64000 Pau, France.
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Hibino M, Sato S, Shimizu T, Yamamoto S, Ohe M, Kondo T. Hemophagocytic lymphohistiocytosis secondary to Mycoplasma pneumoniae infection without pneumonia. Intern Med 2014; 53:1679-83. [PMID: 25088886 DOI: 10.2169/internalmedicine.53.2089] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/06/2022] Open
Abstract
Mycoplasma pneumoniae typically causes respiratory tract infections, including pneumonia. We herein report the case of a 30-year-old Japanese woman with hemophagocytic lymphohistiocytosis (HLH), which is rarely caused by bacteria, secondary to Mycoplasma pneumoniae infection and ensuing hypercytokinemia without pneumonia who was successfully treated with a combination of antibiotics and corticosteroids. Therefore, Mycoplasma pneumoniae infection, which is treatable with antibiotics, should be considered a possible trigger of HLH in patients who present with a viral-like illness without pneumonia.
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Affiliation(s)
- Makoto Hibino
- Department of Respiratory Medicine, Shonan Fujisawa Tokushukai Hospital, Japan
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4
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Abstract
Immune hemolytic anemia is a rare condition in childhood. Cold agglutinins have been implicated in the etiology of the hemolysis and frequently observed during Mycoplasma pneumoniae infections. We present here a case of cold agglutinin-related hemolytic anemia, thrombocytopenia, and leukopenia secondary to M. pneumoniae associated pneumonia. It is suggested that even though very rare, M. pneumoniae infection should be considered as the underlying disease in a patient presenting with pancytopenia.
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5
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Yoshiyama M, Kounami S, Nakayama K, Aoyagi N, Yoshikawa N. Clinical assessment of Mycoplasma pneumoniae-associated hemophagocytic lymphohistiocytosis. Pediatr Int 2008; 50:432-5. [PMID: 18937751 DOI: 10.1111/j.1442-200x.2008.02701.x] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
BACKGROUND Mycoplasma pneumoniae has been reported to be an etiologic pathogen of infection-associated hemophagocytic lymphohistiocytosis (HLH), but few case reports have been available to date. METHODS The clinical features of four childhood cases of M. pneumoniae-associated hemophagocytic lymphohistiocytosis (Mp-HLH) were retrospectively assessed to obtain data that might be useful for early diagnosis and effective management. The previous English-language literature pertaining to Mp-HLH was also reviewed. RESULTS The patients were two boys and two girls, aged between 1 and 11 years of age. One patient was demonstrated to have concurrent infection with rubella. All the patients had typical radiographic features of M. pneumoniae pneumonia, and one patient also had encephalopathy as a complication. All the children underwent bone marrow examination because of antibiotic-refractory fever, mild hepatosplenomegaly, cytopenia, hyperferritinemia and elevated levels of urine beta2-microglobulin. Cytopenia and hepatosplenomegaly in the present patients were relatively mild as compared to those in cases of other infection-associated HLH such as Epstein-Barr virus infection-associated HLH. Treatment with corticosteroids resulted in prompt and complete resolution in two cases, and i.v. high-dose gammaglobulin therapy achieved a complete response in another child. Spontaneous resolution under treatment with antibiotics alone was observed in one case. CONCLUSION Although Mp-HLH is a rare complication of M. pneumoniae infection, it should always be considered in patients with antibiotic-refractory M. pneumoniae infections with cytopenia. Mp-HLH might be effectively treated by corticosteroids or high-dose gammaglobulin. To clarify the diverse clinical manifestations of M. pneumoniae infections, immunological interactions between M. pneumoniae and the host immune system should be further investigated.
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Affiliation(s)
- Megumi Yoshiyama
- Department of Pediatrics, Wakayama Medical University, School of Medicine, Wakayama City, Japan
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Uysal Z, Ileri T, Azik F, Gozdasoglu S, Ertem M, Erekul S, Ozsan M. Reversible myelofibrosis associated with hemophagocytic lymphohistiocytosis. Pediatr Blood Cancer 2007; 49:108-9. [PMID: 16960867 DOI: 10.1002/pbc.21033] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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7
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Ishida Y, Hiroi K, Tauchi H, Oto Y, Tokuda K, Kida K. Hemophagocytic lymphohistiocytosis secondary to Mycoplasma pneumoniae infection. Pediatr Int 2004; 46:174-7. [PMID: 15056245 DOI: 10.1046/j.1442-200x.2004.01878.x] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
Affiliation(s)
- Yasushi Ishida
- Department of Pediatrics, Ehime University School of Medicine, Ehime, Japan.
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Bruch LA, Jefferson RJ, Pike MG, Gould SJ, Squier W. Mycoplasma pneumoniae infection, meningoencephalitis, and hemophagocytosis. Pediatr Neurol 2001; 25:67-70. [PMID: 11483400 DOI: 10.1016/s0887-8994(01)00274-0] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
Central nervous system manifestations are a common extrapulmonary complication of Mycoplasma pneumoniae infection, of which encephalitis is a well-recognized abnormality in children. In this report the first description of M. pneumoniae infection simultaneously complicated by meningoencephalitis and hemophagocytosis is presented.
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Affiliation(s)
- L A Bruch
- Department of Neuropathology, University of Nebraska Medical Center, Omaha, NE, USA
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9
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Tiab M, Mechinaud F, Harousseau JL. Haemophagocytic syndrome associated with infections. Best Pract Res Clin Haematol 2000; 13:163-78. [PMID: 10942619 DOI: 10.1053/beha.2000.0066] [Citation(s) in RCA: 32] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Abstract
Haemophagocytic syndromes (HS) are the clinical manifestation of an increased macrophagic activity with haemophagocytosis. Pathophysiology is related to a deregulation of T-lymphocytes and excessive production of cytokines. The main clinicobiological features are fever, hepatosplenomegaly, adenopathies, skin rash, neurological features, cytopenias, hypertriglyceridaemia, hyperferritinaemia and coagulopathy. Diagnosis is based on examination of the bone marrow which shows benign histiocytes actively phagocytosing haemopoietic cells. Acquired HS are mostly associated with an underlying disease such as immunodeficiency, haematological neoplasias and autoimmune diseases. Infection-associated HS was originally described by Risdall in 1979, in viral disease. Since the initial description HS has also been documented in patients with bacterial, parasitic or fungal infections. Epstein-Barr virus (EBV) is the causative agent in most cases. In EBV-associated HS, which sometimes has a fatal course, unregulated T-cell reaction or uncontrolled B-cell proliferation may release cytokines. Management of HS consists of early diagnosis, careful screening for, and prompt treatment of, infections and detection and therapy of any underlying disease. Prognosis of infection-associated haemophagocytic syndrome (IAHS) is better than that in other types of secondary HS. Management of cytokine imbalance should be useful to improve the outcome and reduce the mortality rate in these cases.
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Affiliation(s)
- M Tiab
- Service de Médecine Interne Hématologie, Centre Hospitalier Départemental, La Roche-sur-Yon, France
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Ribera J, Vaquero M, Altet J, Ortega R, Vilardell F. Mujer de 87 años con mal estado general, fiebre, hepatomegalia y hemofagocitosis. Med Clin (Barc) 2000. [DOI: 10.1016/s0025-7753(00)71643-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
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11
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Biswal N, Shareef S, Nalini P, Srinivasan S, Basu D. Hemophagocytic lymphohistiocytosis. Indian J Pediatr 1999; 66:632-5. [PMID: 10798121 DOI: 10.1007/bf02727184] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Abstract
Hemophagocytic lymphohistiocytosis (HLH) is a rare condition in children associated with immunodeficiency, life threatening infections and malignancy. Infection associated hemophagocytosis responds well to appropriate antimicrobioal therapy and rarely to steroids when the infective agent is suspected to be of viral origin.
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Affiliation(s)
- N Biswal
- Department of Pediatrics, Jawaharlal Institute of Postgraduate Medical Education and Research, Pondicherry
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Stéphan JL, Galambrun C, Pozzetto B, Grattard F, Bordigoni P. Aplastic anemia after Mycoplasma pneumoniae infection: a report of two cases. J Pediatr Hematol Oncol 1999; 21:299-302. [PMID: 10445893 DOI: 10.1097/00043426-199907000-00011] [Citation(s) in RCA: 16] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
Abstract
Two very unusual cases of aplastic anemia complicating mycoplasma infection are described. Each patient had preexisting hematologic abnormalities at the time of the infection: reactive hemophagocytic syndrome in one, and autoimmune hemolytic anemia associated with cold autoantibodies in the other. This adds another entity to the protean manifestations of Mycoplasma pneumoniae infection.
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Affiliation(s)
- J L Stéphan
- Pediatric Hematology Unit, Saint-Etienne, France
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Hoang MP, Dawson DB, Rogers ZR, Scheuermann RH, Rogers BB. Polymerase chain reaction amplification of archival material for Epstein-Barr virus, cytomegalovirus, human herpesvirus 6, and parvovirus B19 in children with bone marrow hemophagocytosis. Hum Pathol 1998; 29:1074-7. [PMID: 9781644 DOI: 10.1016/s0046-8177(98)90416-6] [Citation(s) in RCA: 32] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Bone marrow hemophagocytosis may occur as an incidental finding, or it may be a manifestation of a systemic and potentially lethal disorder. When systemic, the proliferation is termed hemophagocytic lymphohistiocytosis (HLH), a clinicopathologic entity characterized by a widespread proliferation of benign hemophagocytic histiocytes, fever, pancytopenia, deranged liver function, and frequently coagulopathy and hepatosplenomegaly. A variety of infectious agents, including Epstein-Barr virus (EBV), cytomegalovirus (CMV), human herpesvirus 6 (HHV6), and parvovirus B19 (PVB19), have been associated with HLH, but the relative frequency of each using one technique has not been evaluated. In addition, infectious causes of incidental bone marrow hemophagocytosis, not occurring in the setting of HLH, have not been evaluated. Review of bone marrow reports from bone marrow examinations done between December 1986 and June 1997 showed that 20 children aged 2 months to 15 years had bone marrow examinations that indicated hemophagocytosis. Archival materials from 19 patients were successfully retrieved, and DNA was extracted from archived unstained coverslips with subsequent polymerase chain reaction for EBV, CMV, HHV6, and PVB19 genomic DNA. DNA extracted from 16 bone marrow specimens of age-matched children was used as negative controls. Eleven of the 19 patients fulfilled the clinical and pathological criteria for HLH; the remaining eight patients had isolated hemophagocytosis without a systemic presentation. Viral DNA was detected in 8 of 11 patients with HLH but in none of eight patients with isolated hemophagocytosis. EBV was present in five of the bone marrows, followed in frequency by HHV6, CMV, and PVB19. Infection with more than one agent was present in three patients. Only one control patient was positive for HHV6 DNA; the remaining control patients were negative for all viruses. Viral infection, detected by PCR analysis of bone marrow, is a common finding in patients with HLH but not in patients with isolated bone marrow hemophagocytosis. This technique may provide another marker to aid in the diagnosis of HLH and suggests a different cause of hemophagocytosis occurring in patients with and without HLH.
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Affiliation(s)
- M P Hoang
- Department of Pathology, The University of Texas Southwestern Medical Center and Children's Medical Center, Dallas 75235, USA
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Sailler L, Duchayne E, Marchou B, Brousset P, Pris J, Massip P, Corberand J, Arlet P. [Etiological aspects of reactive hemophagocytoses: retrospective study in 99 patients]. Rev Med Interne 1998; 18:855-64. [PMID: 9499986 DOI: 10.1016/s0248-8663(97)81959-5] [Citation(s) in RCA: 55] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
We describe the causes of reactive hemophagocytic process in a retrospective study including 99 patients. The main diagnosis were: lymphomas (18 cases), pyogenic bacteria infections (15 cases), herpes virus infections (12 cases), other infections (multiple, parasitic, fungal, mycobacterial, unidentified) (11 cases), acute hepatitis (five cases), systemic lupus erythematosus (three cases). We also found numerous other diseases involving the reticuloendothelial system. The cause remained undetermined in 16 cases. Lymphoma accounted for 64% of the cases in previously healthy patients who had been febrile for more than 10 days at the time of the diagnosis of reactive hemophagocytic process, and for 31% in HIV-positive patients. Lymphomas were rare (5%) in non HIV-positive, immunosuppressed patients. In this setting and in previously healthy patients who had been febrile for less than 10 days, infectious diseases were widely dominant (respectively 60% and 86% of the cases). Those were mainly due to pyogenic bacteria and to herpes virus. A rapidly fatal evolution occurred in some cases of lymphomas-related hemophagocytic process. These data support the choice of aggressive investigations in order to diagnose lymphoma in previously healthy patients presenting with reactive hemophagocytic process who have been febrile for more than 10 days, and in selected HIV-patients. Such a procedure is not recommended in the other cases.
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Affiliation(s)
- L Sailler
- Service de médecine interne B, CHU Rangueil, Toulouse, France
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Abrahamsen TG, Bentsen BS, Brandtzaeg P. Increasing values of serum acid phosphatase in a child with Mycoplasma pneumoniae-associated hemophagocytic histiocytic syndrome. MEDICAL AND PEDIATRIC ONCOLOGY 1993; 21:77-9. [PMID: 8426580 DOI: 10.1002/mpo.2950210116] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/30/2023]
Abstract
We describe a 3 1/2-year-old boy with disseminated histiocytic disease probably induced by Mycoplasma pneumoniae. In this patient, acid phosphatase was elevated in serum and was also detected histochemically in the infiltrating histiocytes. The serum acid phosphatase levels increased as his histiocytosis progressed, apparently mirroring the activity of the disease. This observation suggests that serum acid phosphatase levels should be evaluated further to determine whether they will be a useful indicator of disease in children with different histiocytosis syndromes.
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Affiliation(s)
- T G Abrahamsen
- Department of Pediatrics, National Hospital, Rikshospitalet, Oslo, Norway
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