Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome

Abstract We report the first case of autoimmune pulmonary alveolar proteinosis (PAP) associated with and preceding myelodysplastic syndrome. A 74‐year‐old female with a history of polymyalgia rheumatica presented with six months history of progressive exertional breathlessness. Examination revealed...

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Main Authors: Chuan Tai Foo, Louis Chhor, Francis Thien
Format: Article
Language:English
Published: Wiley 2020-07-01
Series:Respirology Case Reports
Subjects:
Online Access:https://doi.org/10.1002/rcr2.569
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author Chuan Tai Foo
Louis Chhor
Francis Thien
author_facet Chuan Tai Foo
Louis Chhor
Francis Thien
author_sort Chuan Tai Foo
collection DOAJ
description Abstract We report the first case of autoimmune pulmonary alveolar proteinosis (PAP) associated with and preceding myelodysplastic syndrome. A 74‐year‐old female with a history of polymyalgia rheumatica presented with six months history of progressive exertional breathlessness. Examination revealed bilateral chest crackles and exertional desaturation. A diagnosis of autoimmune PAP was made based on the presence of autoantibodies to granulocyte‐macrophage colony‐stimulating factor and characteristic findings on chest computed tomography, bronchoalveolar lavage, and transbronchial biopsies. Bilateral whole lung lavage was performed with prompt improvement in symptoms. Fourteen months later, she presented with new breathlessness and was diagnosed with myelodysplasia on bone marrow biopsy. No recurrence of alveolar proteinosis was detected. This case highlights the importance of follow‐up and screening of patients with autoimmune PAP for haematological conditions.
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spelling doaj.art-4784604b6abe43888a41309fc45eeaaf2022-12-22T00:40:06ZengWileyRespirology Case Reports2051-33802020-07-0185n/an/a10.1002/rcr2.569Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndromeChuan Tai Foo0Louis Chhor1Francis Thien2Eastern Health Melbourne VIC AustraliaEastern Health Melbourne VIC AustraliaEastern Health Melbourne VIC AustraliaAbstract We report the first case of autoimmune pulmonary alveolar proteinosis (PAP) associated with and preceding myelodysplastic syndrome. A 74‐year‐old female with a history of polymyalgia rheumatica presented with six months history of progressive exertional breathlessness. Examination revealed bilateral chest crackles and exertional desaturation. A diagnosis of autoimmune PAP was made based on the presence of autoantibodies to granulocyte‐macrophage colony‐stimulating factor and characteristic findings on chest computed tomography, bronchoalveolar lavage, and transbronchial biopsies. Bilateral whole lung lavage was performed with prompt improvement in symptoms. Fourteen months later, she presented with new breathlessness and was diagnosed with myelodysplasia on bone marrow biopsy. No recurrence of alveolar proteinosis was detected. This case highlights the importance of follow‐up and screening of patients with autoimmune PAP for haematological conditions.https://doi.org/10.1002/rcr2.569Autoimmunemyelodysplastic syndromepulmonary alveolar proteinosis
spellingShingle Chuan Tai Foo
Louis Chhor
Francis Thien
Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome
Respirology Case Reports
Autoimmune
myelodysplastic syndrome
pulmonary alveolar proteinosis
title Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome
title_full Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome
title_fullStr Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome
title_full_unstemmed Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome
title_short Autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome
title_sort autoimmune pulmonary alveolar proteinosis prior to myelodysplastic syndrome
topic Autoimmune
myelodysplastic syndrome
pulmonary alveolar proteinosis
url https://doi.org/10.1002/rcr2.569
work_keys_str_mv AT chuantaifoo autoimmunepulmonaryalveolarproteinosispriortomyelodysplasticsyndrome
AT louischhor autoimmunepulmonaryalveolarproteinosispriortomyelodysplasticsyndrome
AT francisthien autoimmunepulmonaryalveolarproteinosispriortomyelodysplasticsyndrome