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1.
Medicina (B.Aires) ; 76(6): 338-342, dic. 2016. ilus, tab
Article in Spanish | LILACS | ID: biblio-841606

ABSTRACT

La neumonía en organización es una entidad clínica asociada a síntomas y hallazgos radiológicos inespecíficos y anomalías en las pruebas de función pulmonar. El patrón histopatológico característico se define por tapones intra-alveolares de tejido de granulación. Puede presentarse sin una etiología determinada -neumonía en organización criptogénica (COP, cryptogenic organizing pneumonia)- o en otra condición clínica -neumonía en organización secundaria (SOP: secondary organizing pneumonia). Es poco frecuente y las manifestaciones clínico-radiológicas son poco específicas. Para su confirmación se requieren procedimientos invasivos, siendo habitual el tratamiento empírico con esteroides sistémicos ante la sospecha clínica. Se presentan 13 casos con diagnóstico histológico de neumonía en organización describiendo las características clínicas. La mediana de edad fue 76 años y la de tiempo al diagnóstico desde el inicio de los síntomas: 31 días. En 10 casos el diagnóstico fue por biopsia transbronquial (BTB). Ocho pacientes requirieron internación, 4 de ellos recibieron pulsos de esteroides y soporte ventilatorio. Uno falleció por una causa atribuible a la entidad y 5 presentaron recaídas. Disnea, tos y fiebre fueron los síntomas más frecuentes. La mayoría presentó más de un patrón tomográfico, siendo los más habituales vidrio esmerilado y consolidación alveolar. En 9 se realizó el diagnóstico de COP y en 4 de SOP. La causa secundaria en todos los casos fue toxicidad por drogas. Las características clínicas de los casos comunicados son consistentes con las series previamente publicadas. Cabe destacar la necesidad de tratamiento con dosis altas de esteroides y soporte ventilatorio en un grupo de pacientes.


Organizing pneumonia is a clinical entity asociated with nonspecific symptoms and radiological findings and abnormalities in pulmonary function tests. It is defined by the characteristic histopathological pattern: filling of alveoli and respiratory bronchioles by plugs of granulation tissue. It can be idiopathic (COP) or secondary to other causes (SOP). It is an unusual finding and the clinical and radiographic findings are nonspecific. For specific diagnosis an invasive procedure has to be done, but often empirical treatment is started when there’s a clinical suspicion. We describe the clinical characteristics of 13 patients with histological diagnosis of organizing pneumonia. Data was obtained from their medical records. The median age was 76 years and the median time to diagnosis from the onset of symptoms was 31 days. In 10 cases the diagnosis was made by transbronchial biopsy. 8 patients required hospitalization, 4 of them received high doses of steroids and 3 required ventilatory support. One patient died from a cause attributable to this entity and 5 relapsed. Dyspnea, cough and fever were the most frequent symptoms. Most patients had more than one tomographic pattern being the most common ground glass opacities and alveolar consolidation. Nine patients were diagnosed with COP and 4 with SOP. The most frequent underlying cause of SOP was drug toxicity. The clinical characteristics of the reported cases are consistent with previously published series. As an interesting feature, there was a group of patients that needed high doses of steroids and ventilatory support.


Subject(s)
Humans , Male , Female , Adult , Middle Aged , Aged , Aged, 80 and over , Young Adult , Cryptogenic Organizing Pneumonia/pathology , Lung/pathology , Thoracoscopy , Biopsy , Tomography, X-Ray Computed , Treatment Outcome , Adrenal Cortex Hormones/therapeutic use , Cryptogenic Organizing Pneumonia/complications , Cryptogenic Organizing Pneumonia/drug therapy , Cryptogenic Organizing Pneumonia/diagnostic imaging , Cough/etiology , Dyspnea/etiology , Fever/etiology , Lung/diagnostic imaging
2.
Rev. bras. cardiol. (Impr.) ; 26(5): 400-405, set.-out. 2013. ilus, tab, graf
Article in Portuguese | LILACS | ID: lil-704456

ABSTRACT

Relata-se o caso de paciente octogenária, com infarto agudo do miocárdio (IAM) em evolução, que desenvolveu quadro inflamatório pulmonar agudo, compatível com diagnóstico de pneumonia em organização secundária ao uso de abciximab intracoronariano, em angioplastia percutânea coronariana (APC). Esse diagnóstico foi firmado por meio de alterações clínicas, radiográficas e tomográficas típicas e pela regressão dessas alterações após terapia com corticosteroide.


This report presents the case of an octogenarian female patient with acute myocardial infarction who developed an acute inflammatory pulmonary condition compatible with a diagnosis of secondary organizing pneumonia after intracoronary abciximab during percutaneous coronary angioplasty. This diagnosis was grounded on typical clinical, radiographic and tomographic alterations and the regression of these alterations after corticoid treatment.


Subject(s)
Humans , Female , Aged , Bronchiolitis Obliterans/complications , Cryptogenic Organizing Pneumonia , Cryptogenic Organizing Pneumonia/complications , Drug-Eluting Stents , Tomography/methods , Tomography
3.
Korean Journal of Radiology ; : 93-96, 2009.
Article in English | WPRIM | ID: wpr-20099

ABSTRACT

The radiological appearance of diffuse discrete pulmonary nodules associated with cryptogenic organizing pneumonia (COP) has been rarely described. We describe a case of COP in 49-year-old woman with acute myeloid leukemia who developed diffuse pulmonary nodules during the second course of induction chemotherapy. The clinical status of the patient and imaging findings suggested the presence of a pulmonary metastasis or infectious disease. A video-assisted thoracoscopic lung biopsy resulted in the unexpected diagnosis of COP as an isolated entity. Steroid therapy led to dramatic improvement of the clinical symptoms and the pulmonary lesions.


Subject(s)
Female , Humans , Middle Aged , Cryptogenic Organizing Pneumonia/complications , Diagnosis, Differential , Leukemia, Myeloid, Acute/complications , Lung/diagnostic imaging , Lung Neoplasms/diagnostic imaging , Multiple Pulmonary Nodules/complications
4.
Rev. chil. enferm. respir ; 19(3): 172-178, 2003. ilus, tab
Article in Spanish | LILACS | ID: lil-627121

ABSTRACT

Although relapses are frequent in bronchiolitis obliterans organizing pneumonia (BOOP), there is scant information regarding the causes underlying its occurrence. We report a 63 year old woman with clinical and radiological features compatible with BOOP. No underlying cause was identified so she was thought to have cryptogenic BOOP or cryptogenic organizing pneumonia (COP). A transbronchial lung biopsy demonstrated chronic organizing pneumonia and features of proliferative bronchiolitis. She was successfully treated with prednisone. On the eighth month of steroid therapy, while tapering the dose, she begun with cough and dyspnea and developed new lung infiltrates on the chest x-ray film. The infiltrates cleared rapidly after increasing the dose of steroids. We discuss the possible causes of relapse in BOOP and its relation to steroid therapy.


Las recaídas son frecuentes en la bronquiolitis obliterante con neumonía en organización (BOOP), sin embargo, existe poca información con respecto a su causa. Se presenta el caso de una mujer de 63 años con un cuadro clínico radiológico compatible con BOOP. No se identificó una causa subyacente por lo que se planteó el diagnóstico de neumonía en organización criptogénica o COP. Se realizaron biopsias transbronquiales que demostraron una neumonía crónica organizada y bronquiolitis proliferativa. Se trató con prednisona con buena respuesta. Al octavo mes de tratamiento, mientras se disminuía la dosis de esteroides, comenzó con disnea y tos y aparición de nuevas opacidades pulmonares radiológicos, las que regresaron rápidamente al aumentar la dosis de esteroides. Discutimos las causas posibles de la recidiva de esta patología y su relación con la disminución de la dosis de esteroides.


Subject(s)
Humans , Female , Middle Aged , Steroids/therapeutic use , Cryptogenic Organizing Pneumonia/complications , Cryptogenic Organizing Pneumonia/drug therapy , Recurrence , Steroids/administration & dosage , Radiography, Thoracic , Tomography, X-Ray Computed , Cryptogenic Organizing Pneumonia/diagnosis , Cryptogenic Organizing Pneumonia/physiopathology , Bronchoalveolar Lavage
5.
Indian J Chest Dis Allied Sci ; 1999 Oct-Dec; 41(4): 235-40
Article in English | IMSEAR | ID: sea-29498

ABSTRACT

A case of BOOP presenting with hilar pseudo-lymphadenopathy is reported. Atypical radiology should not preclude diagnosis of BOOP.


Subject(s)
Aged , Cryptogenic Organizing Pneumonia/complications , Humans , Lymphatic Diseases/etiology , Male
6.
Medicina (B.Aires) ; 58(1): 58-60, 1998. ilus
Article in Spanish | LILACS | ID: lil-212362

ABSTRACT

Se presenta el caso de una mujer de 35 años portadora de una púrpura trombocitopénica idiopática (PTI), esplenectomizada y en tratamiento con corticoides y ciclosporina, que desarrolla una neumopatía intersticial bilateral, con incapacidad ventilatoria mixta e insuficiencia respiratoria parcial. Durante su enfermedad produce una seroconversión para el virus de Epstein Barr con alteraciones en el hepatograma. Se diagnostica, por examen anatomopatológico, una bronquiolitis obliterante con neumonía organizada (BOOP). El cuadro remite sin mediar medicación alguna, coincidiendo con la suspensión de la ciclosporina. No existen publicaciones previas de BOOP asociada a PTI, ni en donde se mencionen como desencadenantes de este cuadro a la ciclosporina o a la infección por el virus Epstein Barr.


Subject(s)
Humans , Female , Adult , Cryptogenic Organizing Pneumonia/complications , Purpura, Thrombocytopenic, Idiopathic/complications , Cryptogenic Organizing Pneumonia/diagnosis
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