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Gastric amyloidosis: clinicopathological correlations in 79 cases from a single institution. Hum Pathol 2015; 46:491-8. [DOI: 10.1016/j.humpath.2014.12.009] [Citation(s) in RCA: 52] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/16/2014] [Revised: 12/15/2014] [Accepted: 12/24/2014] [Indexed: 12/15/2022]
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52
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Jimenez-Zepeda VH, Bahlis NJ, Gilbertson J, Rendell N, Porcari R, Lachmann HJ, Gillmore JD, Hawkins PN, Rowczenio DM. A novel transthyretin variant p.H110D (H90D) as a cause of familial amyloid polyneuropathy in a large Irish kindred. Amyloid 2015; 22:26-30. [PMID: 25430583 DOI: 10.3109/13506129.2014.987377] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
Hereditary transthyretin (ATTR) amyloidosis is caused by inheritance of an abnormal TTR gene in an autosomal dominant fashion. In its native state, TTR is a homotetramer consisting of four identical polypeptides. Mutations in the TTR gene contribute to destabilization and dissociation of the TTR tetramer, enabling abnormally folded monomers to self-assemble as amyloid fibrils. Currently, over 120 TTR variants have been described, with varying geographic distributions, degrees of amyloidogenicity and organ involvement. We report here a large Irish family with familial amyloid polyneuropathy (FAP), consisting of multiple affected generations, caused by a novel TTR mutation; p.H110D (H90D). The demonstration, by immunohistochemistry and laser micro dissection-mass spectrometry (LMD/MS) that the amyloid fibrils were composed of TTR, in conjunction with a typical FAP phenotype, indicates that the novel TTR mutation was the cause of amyloidosis. We used a molecular visualization tool PyMOL to analyze the effect of the p.H110D (H90D) replacement on the stability of the TTR molecule. Our data suggest that the loss of two hydrogen bonds and the presence of an additional negative charge in the core of a cluster of acidic residues significantly perturb the tetramer stability and likely contribute to the pathogenic role of this variant.
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Affiliation(s)
- Victor H Jimenez-Zepeda
- Department of Medical Oncology and Hematology, Tom Baker Cancer Center , Calgary, AB , Canada and
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Tasaki M, Ueda M, Matsumoto K, Kawaji T, Misumi Y, Eiki D, Suenaga G, Obayashi K, Yamashita T, Tanihara H, Ando Y. Clinico-histopathological and biochemical analyses of corneal amyloidosis in gelatinous drop-like corneal dystrophy. Amyloid 2015; 22:67-9. [PMID: 25402568 DOI: 10.3109/13506129.2014.983222] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Affiliation(s)
- Masayoshi Tasaki
- Department of Neurology, Graduate School of Medical Sciences, Kumamoto University , Kumamoto , Japan
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54
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Picken MM, Dogan A. Pathologies of Renal and Systemic Intracellular Paraprotein Storage: Crystalopathies and Beyond. CURRENT CLINICAL PATHOLOGY 2015. [DOI: 10.1007/978-3-319-19294-9_12] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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55
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Rowczenio D, Tennent GA, Gilbertson J, Lachmann HJ, Hutt DF, Bybee A, Hawkins PN, Gillmore JD. Clinical characteristics and SAP scintigraphic findings in 10 patients with AGel amyloidosis. Amyloid 2014; 21:276-81. [PMID: 25342098 DOI: 10.3109/13506129.2014.973105] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
The clinical features of hereditary gelsolin (AGel) amyloidosis include corneal lattice dystrophy, distal sensorimotor, cranial neuropathy and cutis laxa. To date, four mutations of the gelsolin (GSN) gene encoding the following variants have been identified as the cause of this malady; p.D214N, p.D214Y, p.G194R and p.N211K (this nomenclature includes the 27-residue signal peptide). Interestingly, the latter two variants are associated exclusively with a renal amyloidosis phenotype. Here we report the clinical features in 10 patients with AGel amyloidosis associated with the p.D214N mutation, all of whom underwent whole body (123)I-SAP scintigraphy and were followed up in a single UK Centre for a prolonged period. Two patients, from the same kindred presented with proteinuria; eight subjects had a characteristic AGel amyloidosis phenotype including cranial neuropathy and/or corneal lattice dystrophy. (123)I-SAP scintigraphy revealed substantial renal amyloid deposits in all 10 patients, including those with preserved renal function, and usually without tracer uptake into other visceral organs. (123)I-SAP scintigraphy is a non-invasive technique that aids early diagnosis of patients with this rare disease, especially those who lack a family history and/or present with an unusual clinical phenotype.
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Affiliation(s)
- Dorota Rowczenio
- Department of Medicine, National Amyloidosis Centre, Centre for Amyloidosis and Acute Phase Proteins, Hampstead Campus, Royal Free Campus, UCL Medical School , London , UK
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56
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Gillmore JD, Wechalekar A, Bird J, Cavenagh J, Hawkins S, Kazmi M, Lachmann HJ, Hawkins PN, Pratt G. Guidelines on the diagnosis and investigation of AL amyloidosis. Br J Haematol 2014; 168:207-18. [PMID: 25312307 DOI: 10.1111/bjh.13156] [Citation(s) in RCA: 104] [Impact Index Per Article: 10.4] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
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57
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IgA/kappa-restricted crystal storing histiocytosis involving the central nervous system characterized by proteomic analysis. Clin Neuropathol 2014; 33:23-8. [PMID: 23924753 PMCID: PMC4199188 DOI: 10.5414/np300645] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 12/20/2013] [Indexed: 11/30/2022] Open
Abstract
Crystal storing histiocytosis (CSH) is a rare disorder characterized by the accumulation of crystalline material in the cytoplasm of histiocytes. Involvement of the central nervous system (CNS) with CSH is extremely rare. Herein, we report a case of crystal storing histiocytosis involving the CNS. Using immunohistochemistry and mass spectrometry we demonstrate that the disease resulted from an IgA-κ restricted plasma cell dyscrasia. CNS-CSH represents a rare clinicopathologic entity with an indolent course, usually lacking systemic manifestations.
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Abstract
Purpose: To describe six cases of anterior orbital and adnexal amyloidosis and to report on proteomic analysis to characterize the nature of amyloid in archived biopsies in two cases. Materials and Methods: The clinical features, radiological findings, pathology, and outcome of six patients with anterior orbit and adnexal amyloidosis were retrieved from the medical records. The biochemical nature of the amyloid was determined using liquid chromatography/mass spectroscopy archived paraffin-embedded tissue in two cases. Results: Of the six cases, three had unilateral localized anterior orbit and lacrimal gland involvement. Four of the six patients were female with an average duration of 12.8 years from the time of onset to presentation eyelid infiltration by amyloid caused ptosis in five cases. CT scan in patients with lacrimal gland involvement (n = 3) demonstrated calcified deformable anterior orbital masses and on pathological exmaintionamyloid and calcific deposits replaced the lacrimal gland acini. Ptosis repair was performed in three patients with good outcomes. One patient required repeated debulking of the mass and one patient had recurrenct disease. Proteomic analysis revealed polyclonal IgG-associated amyloid deposition in one patient and AL kappa amyloid in the second patient. Conclusion: Amyloidosis of the anterior orbit and lacrimal gland can present with a wide spectrum of findings with good outcomes after surgical excision. The nature of amyloid material can be precisely determined in archival pathology blocks using diagnostic proteomic analysis.
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Affiliation(s)
- Hailah Al Hussain
- King Khaled Eye Specialist Hospital, Riyadh, Kingdom of Saudi Arabia
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Johnson M, Mazariegos J, Lewis PJ, Pomakova D. Crystal storing histiocytosis presenting as a temporal lobe mass lesion. Surg Neurol Int 2013; 4:112. [PMID: 24032087 PMCID: PMC3768339 DOI: 10.4103/2152-7806.117412] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2013] [Accepted: 07/08/2013] [Indexed: 11/04/2022] Open
Abstract
BACKGROUND Crystal storing histiocytosis (CSH) is a disorder characterized by local or diffuse infiltration of histiocytes containing crystalline inclusions most commonly of immunoglobulin light chain. Involvement of the central nervous system is extremely rare. CSH may be misdiagnosed as an infection or tumor. In patients with involvement of other organs, it is frequently associated with lymphoplasmacytic diseases. CASE DESCRIPTION A 20-year-old female was evaluated for 2 weeks of progressively worsening headaches. At presentation, she had no history of fevers but reported a sore throat without cough 3-4 days prior. Her past medical history was unremarkable. She denied intravenous drug use or sexually transmitted diseases but lived with an individual with a history of fungal meningitis. On examination she was afebrile, alert, and oriented with a blood pressure of 110/70 mmHg. She had no adenopathy or neurological deficits. Her white blood cell count was minimally elevated. Magnetic resonance imaging revealed a 3.5 × 1.3 × 1.9 cm contrast enhancing lesion of the left temporal lobe with a mild midline shift. Evaluation by multiple specialists suggested a differential diagnosis of an infectious or neoplastic process. Cultures for infectious agents were negative. The biopsy showed CSH. Postoperatively and at 1 month follow up, she was neurologically intact. CONCLUSION Radiographically and intraoperatively, CSH may mimic an infectious process or neoplasm. Its recognition is critical to facilitate appropriate therapy and prompt screening for an occult lymphoplasmacytic neoplasm, plasma cell dyscrasia or other underlying disease.
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Affiliation(s)
- Mahlon Johnson
- Department of Pathology and Laboratory Medicine, University of Rochester Medical Center, 601 Elmwood Ave. Box 626, Rochester, NY 14642, USA
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60
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Shon W, Dogan A, Camilleri M, Erickson L, Flotte T. Mass spectrometry-based proteomic analysis of cutaneous cryoglobulinaemia in formalin-fixed tissues. Br J Dermatol 2013; 168:1128-30. [DOI: 10.1111/bjd.12062] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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61
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Relationship between monoclonal gammopathy and cardiac amyloid type. Cardiovasc Pathol 2013; 22:189-94. [DOI: 10.1016/j.carpath.2012.09.001] [Citation(s) in RCA: 46] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/23/2012] [Revised: 09/15/2012] [Accepted: 09/19/2012] [Indexed: 11/21/2022] Open
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62
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Said SM, Reynolds C, Jimenez RE, Chen B, Vrana JA, Theis JD, Dogan A, Shah SS. Amyloidosis of the breast: predominantly AL type and over half have concurrent breast hematologic disorders. Mod Pathol 2013; 26:232-8. [PMID: 23018872 DOI: 10.1038/modpathol.2012.167] [Citation(s) in RCA: 43] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
Amyloidosis is a disorder characterized by extracellular deposition of proteins in an abnormal fibrillar configuration. Amyloidosis can be localized or systemic and may affect any organ. Breast involvement by amyloidosis has rarely been reported. In this study, we described the characteristics of 40 cases of breast amyloidosis that were reviewed at the Division of Anatomic Pathology at Mayo Clinic from 1995 to 2011. The cohort included 39 women and 1 man with a mean age of 60 years. The type of amyloidosis, determined by immunohistochemistry or mass spectrometry-based proteomics in 26 patients, was immunoglobulin-associated in all cases (AL-kappa type in 15 (58%) cases, AL-lambda in 10 (38%) and mixed heavy and light chains (AH/AL) in 1 (4%) case). Mass spectrometry-based proteomics was able to determine the type of amyloidosis in 95% of cases tested compared with 69% of cases by immunohistochemistry. In addition to amyloidosis, the breast biopsy showed a hematologic disorder in 55% of cases, most commonly MALT lymphoma. One patient had concurrent intraductal carcinoma, but none had invasive carcinoma. Of the 15 patients seen in our institution, 53% had localized amyloidosis and 47% had extramammary amyloid involvement, which was diagnosed before breast amyloidosis in most patients. M-spike was detected in the blood in 62%. After a median follow-up of 33.5 months in 12 patients, 5 died, mostly of complications of lymphoma or leukemia. In conclusion, our findings indicate that breast amyloidosis is of the AL type in the vast majority of patients (usually kappa). It is associated with systemic amyloidosis in close to half of patients and with hematologic malignancy in the breast in over half of patients. Therefore, further work up to rule out hematologic malignancy and/or systemic amyloidosis is recommended. Mass spectrometry-based proteomics is superior to immunohistochemistry for typing of breast amyloidosis.
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Affiliation(s)
- Samar M Said
- Division of Anatomic Pathology, Mayo Clinic, Rochester, MN 55905, USA.
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63
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Figueroa JJ, Bosch EP, Dyck PJB, Singer W, Vrana JA, Theis JD, Dogan A, Klein CJ. Amyloid-like IgM deposition neuropathy: a distinct clinico-pathologic and proteomic profiled disorder. J Peripher Nerv Syst 2012; 17:182-90. [PMID: 22734903 DOI: 10.1111/j.1529-8027.2012.00406.x] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Some patients with immunoglobulin paraproteinemic neuropathy have intra-nerve deposits that morphologically mimick amyloid, but do no stain with Congo red. Patients with amyloid-like deposits were identified. The nerve amyloid-like aggregates were studied by laser microdissection and dual mass spectrometry. Three male patients, all with IgM gammopathy, and neuropathy were identified. Follow-up, disease duration was 5, 19, and 7 years, respectively. All had progressive asymmetric sensory-onset distal axonal polyneuropathy with late motor involvement. Autonomic symptoms occurred in only one after 13 years of symptoms. None had clinical cardio-renal involvement. One had skin papules with dermal amyloid-like deposits. Endoneurial amyloid-like deposits had granulo-fibrillar ultrastructure. Mass spectrometry of laser-dissected deposits identified IgM pentameric macroglobulin (heavy, light, and joining chains) without amyloid-associated proteins including absent apolipoprotein E and serum amyloid P-component. Amyloid-like neuropathy has distinct clinical, pathologic, and proteomic features which expand the spectrum of IgM neuropathies. Patients have favorable survival, relative absence of autonomic features, and distinct proteomic profiles of the infiltrative protein in nerve.
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64
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Laser microdissection and mass spectrometry-based proteomics aids the diagnosis and typing of renal amyloidosis. Kidney Int 2012; 82:226-34. [PMID: 22495291 PMCID: PMC3388518 DOI: 10.1038/ki.2012.108] [Citation(s) in RCA: 141] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Accurate diagnosis and typing of renal amyloidosis is critical for prognosis, genetic counseling, and treatment. Laser microdissection and mass spectrometry are emerging techniques for the analysis and diagnosis of many renal diseases. Here we present the results of laser microdissection and mass spectrometry performed on 127 cases of renal amyloidosis during 2008–2010. We found the following proteins in the amyloid deposits: immunoglobulin light and heavy chains, secondary reactive serum amyloid A protein, leukocyte cell–derived chemotaxin-2, fibrinogen-α chain, transthyretin, apolipoprotein A-I and A-IV, gelsolin, and β-2 microglobulin. Thus, laser microdissection of affected areas within the kidney followed by mass spectrometry provides a direct test of the composition of the deposit and forms a useful ancillary technique for the accurate diagnosis and typing of renal amyloidosis in a single procedure.
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65
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Costanzi C, Bourdette D, Parisi JE, Woltjer R, Rodriguez F, Steensma D, Lucchinetti CF. Crystal-storing histiocytosis: An unusual relapsing inflammatory CNS disorder. Mult Scler Relat Disord 2012; 1:95-9. [PMID: 25876937 DOI: 10.1016/j.msard.2011.12.003] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/28/2011] [Revised: 12/29/2011] [Accepted: 12/30/2011] [Indexed: 11/25/2022]
Abstract
The differential diagnosis of acute leukoencephalopathy often focuses on central nervous system idiopathic inflammatory demyelinating diseases (IIDDs) such as multiple sclerosis (MS). However, a spectrum of conditions mimic IIDDs, therefore it is critical to consider whether symptoms, signs, imaging and/or response to therapies are compatible with the diagnosis. We describe a 32-year-old previously healthy woman presenting with a 2 year history of steroid-responsive relapsing episodes lasting 2-10 days characterized by transient visual blurring, right-hemiparesis, and spells of aphasia. MRI demonstrated multifocal, relapsing, predominantly white matter enhancing brain lesions, a longitudinally extensive cord lesion, and abnormal visual evoked potentials. Notably, some lesions persistently enhanced whereas others demonstrated progressive T2W hypointensity. Brain biopsy revealed an atypical plasma cell infiltrate and crystal-storing histiocytosis, which by mass spectrometry confirmed the presence of macrophages containing intracellular kappa-light chain restricted crystals. Bone marrow was negative. The patient did well for several years on pulse dexamethasone, however subsequent scans demonstrated increasing enhancement. Repeat biopsy demonstrated a clonal plasma cell proliferation. She was treated with melphalan, and has remained stable. Although this patient initially met McDonald criteria, atypical imaging prompted further workup, and advanced proteomic technology helped secured an accurate diagnosis. Crystal-storing histiocytosis should be considered in the differential diagnosis of inflammatory CNS disorders.
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Affiliation(s)
- Chiara Costanzi
- Department of Neurology, Mayo Clinic, College of Medicine, 200 First St SW, Rochester, MN 55905, USA
| | - Dennis Bourdette
- Department of Neurology, OHSU School of Medicine, Portland, OR 97239, USA
| | - Joseph E Parisi
- Laboratory Med/Pathology, Mayo Clinic College of Medicine, Rochester, MN 55901, USA
| | - Randy Woltjer
- Department of Pathology, OHSU School of Medicine, Portland, OR 97239, USA
| | - Fausto Rodriguez
- Department of Pathology, Johns Hopkins University, Baltimore, MD 21205, USA
| | - David Steensma
- "Dana Farber Cancer Institute", Department of Medicine, Harvard Medical School, Boston, MA 02115, USA
| | - Claudia F Lucchinetti
- Department of Neurology, Mayo Clinic, College of Medicine, 200 First St SW, Rochester, MN 55905, USA.
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Ossifying fibromyxoid tumor of soft parts: a clinicopathologic, proteomic, and genomic study. Am J Surg Pathol 2011; 35:1615-25. [PMID: 21997683 DOI: 10.1097/pas.0b013e3182284a3f] [Citation(s) in RCA: 80] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
Abstract
Ossifying fibromyxoid tumor (OFMTs) of soft parts is a rare soft tissue and bone tumor of borderline malignancy displaying an uncertain line of differentiation. The existence of fully malignant OFMT is controversial. To better understand the natural history and line of differentiation taken by OFMT, we studied 46 cases by light microscopic, immunohistochemical (IHC), genomic, proteomic, and fluorescence in situ hybridization (FISH) methods. Cases were classified according to the 2003 Folpe and Weiss system. Clinical and follow-up information was obtained. IHC for S-100 protein, desmin, epithelial membrane antigen (EMA), cytokeratins, smooth muscle actin (SMA), INI-1, neurofilament protein (NFP), CD56d excitatory amino acid transporter-4 (EAAT4), and MUC4 was performed on formalin-fixed, paraffin-embedded (FFPE) tissues. Gene expression profiling and proteomic studies were conducted on FFPE tissues from 13 and 5 cases, respectively. FISH for INI-1 was performed on 10 cases. The 46 tumors arose in 29 men and 17 women (median age, 52 y; range 39 to 63 y) and involved the proximal (N=17) and distal extremities (N=13), head and neck (N=9), and trunk (N=5). Median tumor size was 5.4 cm (range, 1.0 to 21.0 cm). Cases were classified as typical OFMT (26 of 46, 57%), atypical OFMT (5 of 46, 11%), and malignant OFMT (15 of 46 cases, 32%). Clinical follow-up (27 cases, median 55 months' duration) showed all patients with typical and atypical OFMT to be alive without disease. Adverse events, including 3 local recurrences, 3 metastases, and 3 deaths, were seen only in malignant OFMT. IHC results were as follows: S-100 protein (30 of 41, 73%), desmin (15 of 39, 38%), cytokeratin (4 of 35, 11%), EMA (5 of 32, 16%), SMA (2 of 34, 6%), INI-1 (lost in mosaic pattern in 14 of 19, 74%), EAAT4 (31 of 39, 80%), MUC4 (3 of 14, 21%), NFP (8 of 10, 80%) and CD56 (6 of 14, 43%). Gene expression profiling showed typical and malignant OFMTs to cluster together, distinct from schwannian tumors. Proteomic study showed expression of various collagens, S-100 protein, and neuron-related proteins. FISH showed INI-1 deletion in 5 of 7 (71%) cases. We conclude that malignant OFMTs exist and may be recognized by the previously proposed criteria of Folpe and Weiss. Expression of neuron-related markers, in addition to Schwann cell and cartilage-associated markers, suggests a "scrambled" phenotype in OFMTs. Loss of INI-1 or other genes on 22q is likely important in the pathogenesis of these rare tumors.
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Proteomics in molecular diagnosis: typing of amyloidosis. J Biomed Biotechnol 2011; 2011:754109. [PMID: 22131817 PMCID: PMC3205904 DOI: 10.1155/2011/754109] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2011] [Revised: 07/01/2011] [Accepted: 07/11/2011] [Indexed: 12/21/2022] Open
Abstract
Amyloidosis is a group of disorders caused by deposition of misfolded proteins as aggregates in the extracellular tissues of the body, leading to impairment of organ function. Correct identification of the causal amyloid protein is absolutely crucial for clinical management in order to avoid misdiagnosis and inappropriate, potentially harmful treatment, to assess prognosis and to offer genetic counselling if relevant. Current diagnostic methods, including antibody-based amyloid typing, have limited ability to detect the full range of amyloid forming proteins. Recent investigations into proteomic identification of amyloid protein have shown promise. This paper will review the current state of the art in proteomic analysis of amyloidosis, discuss the suitability of techniques based on the properties of amyloidosis, and further suggest potential areas of development. Establishment of mass spectrometry aided amyloid typing procedures in the pathology laboratory will allow accurate amyloidosis diagnosis in a timely manner and greatly facilitate clinical management of the disease.
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Abstract
Amyloidosis is caused by extracellular deposition of proteins in an insoluble manner within tissues. In hereditary forms of amyloidosis, transthyretin, fibrinogen A-α, lysozyme, gelsolin, apolipoprotein A-I, and A-II accumulate in the tissue plaques. Here we describe a 52-year-old man with no family history of renal disease who presented with increased urinary frequency, gradual loss of renal function but no significant proteinuria. Renal biopsy found large amounts of amyloid restricted to the medulla with no involvement of glomeruli or vessels. Immunohistochemical analysis for transthyretin or serum amyloid A and tests for an underlying monoclonal gammopathy were negative. Although initially suspected to be amyloid light chain amyloidosis, laser microdissection and mass spectrometry showed that the amyloid was composed of large amounts of apolipoprotein A-IV. This was based on mass spectrometry studies that showed 100, 96, and 73 spectra in three microdissected samples that matched to apolipoprotein A-IV with 100% probability. DNA analyses detected three sequence variants representing common polymorphisms of the apolipoprotein A-IV gene. Thus, in this case, apolipoprotein A-IV deposition and renal involvement appear to be restricted to the medulla. A high degree of suspicion is required for the diagnosis of apolipoprotein A-IV amyloidosis as it may be missed if a renal biopsy consists only of cortex.
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69
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Jüllig M, Browett P, Middleditch MMJ, Prijic G, Kilfoyle D, Angelo N, Cooper GJS. A unique case of neural amyloidoma diagnosed by mass spectrometry of formalin-fixed tissue using a novel preparative technique. Amyloid 2011; 18:147-55. [PMID: 21859255 DOI: 10.3109/13506129.2011.597798] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
We report here a unique amyloidoma of the radial nerve which could not be subtyped by available techniques, including immunohistochemistry and standard clinical and laboratory evaluation. In order to identify the amyloid monomer, we developed a novel preparative procedure designed to optimize conditions for liquid chromatography tandem mass spectrometry analysis of formalin-fixed/paraffin-embedded (FFPE) tissue. Subsequent mass spectrometric analysis clearly identified kappa light chain as the monomer, with no evidence of lambda light chain. Manual interpretation of the matched spectra revealed no evidence of polyclonality. This study also enabled detailed characterisation of twelve likely amyloid matrix components. Finally, our analysis revealed extensive hydroxylation of collagen type I but, unexpectedly, an almost complete lack of hydroxylated residues in the normally heavily-hydroxylated collagen type VI chains, pointing to structural/functional alterations of collagen VI in this matrix that could have contributed to the pathogenesis of this very unusual tumour. Given the high quality of the data here acquired using a standard quadrupole-time of flight tandem mass spectrometer of modest performance, the robust and straightforward preparative method described constitutes a competitive alternative to more involved approaches using state-of-the-art equipment.
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Affiliation(s)
- Mia Jüllig
- School of Biological and Sciences Maurice Wilkins Centre for Molecular Biodiscovery, Faculty of Science, University of Auckland, Auckland, New Zealand.
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70
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Saha A, Theis JD, Vrana JA, Dubey NK, Batra VV, Sethi S. AA amyloidosis associated with hepatitis B. Nephrol Dial Transplant 2011; 26:2407-12. [PMID: 21543651 DOI: 10.1093/ndt/gfr224] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Abstract
We report a 13-year-old Indian boy with nephrotic syndrome caused by renal AA amyloidosis. Workup of the AA amyloidosis revealed chronic hepatitis B. Laser microdissection of the Congo-red-positive glomeruli and vessels followed by liquid chromatography and tandem mass spectrometry confirmed the presence of serum amyloid A (SAA) protein and ruled out hereditary and familial amyloidosis. Furthermore, mass spectrometry also detected a variant of SAA protein (SAA W71R).
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Affiliation(s)
- Abhijeet Saha
- Division of Pediatric Nephrology, PGIMER & Associated Dr RML Hospital, New Delhi, India.
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71
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Hawkins PN. Amyloidosis. Rheumatology (Oxford) 2011. [DOI: 10.1016/b978-0-323-06551-1.00167-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022] Open
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72
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Klein CJ, Vrana JA, Theis JD, Dyck PJ, Dyck PJB, Spinner RJ, Mauermann ML, Bergen HR, Zeldenrust SR, Dogan A. Mass spectrometric-based proteomic analysis of amyloid neuropathy type in nerve tissue. ACTA ACUST UNITED AC 2010; 68:195-9. [PMID: 20937937 DOI: 10.1001/archneurol.2010.261] [Citation(s) in RCA: 87] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Abstract
OBJECTIVE To determine the specific type of amyloid from nerve biopsies using laser microdissection (LMD) and mass spectrometric (MS)-based proteomic analysis. DESIGN, SETTING, AND PATIENTS Twenty-one nerve biopsy specimens (17 sural, 3 sciatic, and 1 root amyloidoma) infiltrated by amyloid were studied. Immunohistochemical subtyping was unable to determine the specific amyloid type for these 21 cases, but the clinical diagnosis was made based on additional testing. Clinical diagnosis was made through evaluation of serum monoclonal proteins, biopsy of bone marrow for acquired monoclonal immunoglobulin light chain amyloidosis, and kindred evaluations with DNA sequencing of transthyretin (TTR) and gelsolin (GSN) genes. Our study included 8 cases of acquired monoclonal immunoglobulin light chain amyloidosis, 11 cases of transthyretin amyloidosis (3 with the Val30Met mutation, 2 with the Val32Ala mutation, 2 with the Thr60Ala mutation, 1 with the Ala109Ser mutation, 1 with the Phe64Leu mutation, 1 with the Ala97Ser mutation, and 1 not sequenced), and 2 cases of gelsolin amyloidosis (1 with the Asp187Asn mutation and 1 not sequenced). One patient with transthyretin amyloidosis and 1 patient with gelsolin amyloidosis with no specific mutation identified were diagnosed based on genetic confirmation in their first-degree relative. Congophilic proteins in the tissues of these 21 cases underwent LMD, were digested into tryptic peptides, and were analyzed using liquid chromatography electrospray tandem MS. Identified proteins were reviewed using bioinformatics tools with interpreters blinded to clinical information. MAIN OUTCOME MEASURE Specific amyloid type was ascertained by LMD tandem MS and compared with clinical diagnosis. RESULTS Specific types of amyloid were accurately detected by LMD/MS in all cases (8 cases of acquired monoclonal immunoglobulin light chain amyloidosis, 2 cases of gelsolin amyloidosis, and 11 cases of transthyretin amyloidosis). Incidental serum monoclonal proteins did not interfere with detection of transthyretin amyloidosis in 2 patients. Additionally, specific TTR mutations were identified in 10 cases by LMD/MS. Serum amyloid P-component and apolipoprotein E proteins were commonly found among all cases. CONCLUSIONS Proteomic analysis of nerve tissue using LMD/MS distinguishes specific types of amyloid independent of clinical information. This new proteomic approach will enhance both diagnostic and research efforts in amyloidosis and other neurologic diseases.
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Affiliation(s)
- Christopher J Klein
- Department of Neurology Peripheral Nerve Laboratory, Mayo Clinic, 200 First Street SW, Rochester, MN 55905, USA.
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73
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Sethi S, Theis JD, Leung N, Dispenzieri A, Nasr SH, Fidler ME, Cornell LD, Gamez JD, Vrana JA, Dogan A. Mass spectrometry-based proteomic diagnosis of renal immunoglobulin heavy chain amyloidosis. Clin J Am Soc Nephrol 2010; 5:2180-7. [PMID: 20876678 DOI: 10.2215/cjn.02890310] [Citation(s) in RCA: 89] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
BACKGROUND AND OBJECTIVES Amyloidosis is a group of disorders characterized by accumulation of extracellular deposition of proteins as insoluble aggregates. The clinical management of amyloidosis is based on identifying the underlying etiology and accurate typing of the amyloid. Ig heavy chain amyloid involving the kidney is poorly recognized and often poses a diagnostic dilemma. DESIGN, SETTING, PARTICIPANTS, & MEASURES: In this study, we describe the use of laser microdissection (LMD) and mass spectrometry (MS)-based proteomic analysis for the accurate typing of 14 cases of amyloidosis. We also describe the clinicopathologic findings of four problematic cases of renal Ig heavy chain amyloidosis that required LMD/MS proteomic analysis for accurate typing of the amyloid. RESULTS LMD/MS proteomic data of four cases of Ig heavy chain renal amyloidosis showed Ig heavy chains with or without light chains. The break up of the Ig heavy chains was as follows: one case showed Igγ1 chain constant region and λ light chains, one case showed Igα chain constant region and κ light chains variable and constant regions, whereas two cases showed Igγ3 chain constant region and heavy chains variable region I and/or III without light chains. We compare the LMD/MS proteomic data of Ig heavy chain renal amyloid with that of other types of amyloid, including Ig light chains, serum amyloid A, fibrinogen A-α chain renal amyloid, and transthyretin amyloid. CONCLUSIONS We conclude that LMD/MS is a sensitive and specific tool for diagnosis and accurate typing of renal amyloidosis, including Ig heavy chain amyloid.
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Affiliation(s)
- Sanjeev Sethi
- Department of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, MN 55905, USA.
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74
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Qian Q, Leung N, Theis JD, Dogan A, Sethi S. Coexistence of myeloma cast nephropathy, light chain deposition disease, and nonamyloid fibrils in a patient with multiple myeloma. Am J Kidney Dis 2010; 56:971-6. [PMID: 20870327 DOI: 10.1053/j.ajkd.2010.06.018] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/17/2009] [Accepted: 06/23/2010] [Indexed: 11/11/2022]
Abstract
Plasma cell dyscrasias can present as myeloma cast nephropathy, AL amyloid, or light chain deposition disease. We describe the unusual kidney biopsy findings of concurrent myeloma cast nephropathy and glomerular nonamyloid fibrillary deposits composed of immunoglobulin G (IgG) heavy chains and λ light chains in a patient with multiple myeloma who presented with acute renal failure. We performed laser microdissection and mass spectrometry-based proteomic analysis, which showed that the fibrillary deposits likely contained Igγ1 constant region and λ light chain constant region, whereas κ light chains and serum amyloid P proteins were absent. Treatment of multiple myeloma resulted in resolution of the renal manifestations, suggesting a common underlying mechanism for the cast nephropathy and heavy and light chain deposition disease. We show that laser microdissection and mass spectrometry is an extremely useful ancillary test for the diagnosis of heavy and light chain deposition diseases.
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Affiliation(s)
- Qi Qian
- Department of Medicine, Division of Nephrology and Hypertension, Mayo Clinic, Rochester, MN 55902, USA
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75
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Chee CE, Lacy MQ, Dogan A, Zeldenrust SR, Gertz MA. Pitfalls in the diagnosis of primary amyloidosis. CLINICAL LYMPHOMA MYELOMA & LEUKEMIA 2010; 10:177-80. [PMID: 20511161 DOI: 10.3816/clml.2010.n.027] [Citation(s) in RCA: 39] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
Abstract
Primary (AL) amyloidosis is the most prevalent type of systemic amyloidosis, and management of this disease has evolved through the years from supportive care to aggressive treatments that include immunomodulatory agents and high-dose chemotherapy with hematopoietic stem cell transplantation. However, other types of amyloidosis are increasingly recognized, such as familial amyloidosis and senile cardiac amyloidosis, and management of these conditions is different from that of AL amyloidosis. Congo red staining with exhibition of an apple-green birefringence is diagnostic of amyloid. Immunohistochemistry can detect amyloid deposits but has limitations, and newer molecular techniques such as mass spectrometry show promise in determining types of amyloidosis. Physicians need to be aware of clinical scenarios that can mimic AL amyloidosis to avoid misdiagnosis and harm to the patient.
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Affiliation(s)
- Cheng E Chee
- Division of Hematology, Department of Medicine, Mayo Clinic, Rochester, MN 55905, USA
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76
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Sethi S, Fervenza FC, Miller D, Norby S, Leung N. Recurrence of Amyloidosis in a Kidney Transplant. Am J Kidney Dis 2010; 56:394-8. [DOI: 10.1053/j.ajkd.2009.10.061] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2009] [Accepted: 10/30/2009] [Indexed: 01/02/2023]
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77
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Nodular senile pulmonary amyloidosis: a unique case confirmed by immunohistochemistry, mass spectrometry, and genetic study. Hum Pathol 2010; 41:1040-5. [PMID: 20381118 DOI: 10.1016/j.humpath.2009.11.019] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/18/2009] [Revised: 11/29/2009] [Accepted: 11/30/2009] [Indexed: 11/22/2022]
Abstract
Nodular pulmonary amyloidosis, characterized by solitary or multiple parenchymal nodules, is primarily composed of amyloid immunoglobulin light chain protein. Pulmonary involvement by senile amyloidosis has been reported as an incidental finding with scattered or diffuse interstitial deposition of amyloid protein transthyretin mostly in patients with cardiac senile amyloidosis in a small number of autopsy cases. We report a unique case of pulmonary senile amyloidosis presenting with conglomerated nodular deposition of amyloid protein transthyretin as the main clinical manifestation. The patient was an 82-year-old man who presented with recurrent pleural effusions and nodular replacement of pulmonary parenchyma on a chest computed tomographic scan. He underwent a wedge resection of the lesion. Histologic examination revealed a massive deposition of Congo red-positive amyloid identified as amyloid protein transthyretin by both immunohistochemistry and mass spectrometry using formalin-fixed, paraffin-embedded tissues. Molecular testing did not show any mutation associated with familial amyloidosis in the TTR gene, further supporting the diagnosis of senile amyloidosis. To our knowledge, this is the first documented case of nodular senile amyloidosis of the lung that was confirmed with the current state-of-the-art methods.
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78
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Rostagno A, Holton JL, Lashley T, Revesz T, Ghiso J. Cerebral amyloidosis: amyloid subunits, mutants and phenotypes. Cell Mol Life Sci 2010; 67:581-600. [PMID: 19898742 PMCID: PMC3410709 DOI: 10.1007/s00018-009-0182-4] [Citation(s) in RCA: 43] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2009] [Accepted: 10/12/2009] [Indexed: 10/20/2022]
Abstract
Cerebral amyloid diseases are part of a complex group of chronic and progressive entities bracketed together under the common denomination of protein folding disorders and characterized by the intra- and extracellular accumulation of fibrillar aggregates. Of the more than 25 unrelated proteins known to produce amyloidosis in humans only about a third of them are associated with cerebral deposits translating in cognitive deficits, dementia, stroke, cerebellar and extrapyramidal signs, or a combination thereof. The familial forms reviewed herein, although infrequent, provide unique paradigms to examine the role of amyloid in the mechanism of disease pathogenesis and to dissect the link between vascular and parenchymal amyloid deposition and their differential contribution to neurodegeneration.
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Affiliation(s)
- A Rostagno
- Department of Pathology, New York University School of Medicine, New York, NY 10016, USA.
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79
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Classification of amyloidosis by laser microdissection and mass spectrometry-based proteomic analysis in clinical biopsy specimens. Blood 2009; 114:4957-9. [PMID: 19797517 DOI: 10.1182/blood-2009-07-230722] [Citation(s) in RCA: 581] [Impact Index Per Article: 38.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022] Open
Abstract
The clinical management of amyloidosis is based on the treatment of the underlying etiology, and accurate identification of the protein causing the amyloidosis is of paramount importance. Current methods used for typing of amyloidosis such as immunohistochemistry have low specificity and sensitivity. In this study, we report the development of a highly specific and sensitive novel test for the typing of amyloidosis in routine clinical biopsy specimens. Our approach combines specific sampling by laser microdissection (LMD) and analytical power of tandem mass spectrometry (MS)-based proteomic analysis. We studied 50 cases of amyloidosis that were well-characterized by gold standard clinicopathologic criteria (training set) and an independent validation set comprising 41 cases of cardiac amyloidosis. By use of LMD/MS, we identified the amyloid type with 100% specificity and sensitivity in the training set and with 98% in validation set. Use of the LMD/MS method will enhance our ability to type amyloidosis accurately in clinical biopsy specimens.
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80
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Miller DV, Dogan A, Sethi S. New-onset proteinuria with massive amorphous glomerular deposits. Am J Kidney Dis 2009; 55:749-54. [PMID: 19615801 DOI: 10.1053/j.ajkd.2009.05.015] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/20/2009] [Accepted: 05/14/2009] [Indexed: 11/11/2022]
Affiliation(s)
- Dylan V Miller
- Division of Anatomic Pathology, Mayo Clinic, Rochester, MN 55905, USA
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