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Revista Portuguesa de Pneumologia

Print version ISSN 0873-2159

Rev Port Pneumol vol.12 no.3 Lisboa May 2006

 

Diagnóstico pouco usual de obstrução da traqueia

 

Unusual diagnosis of traqueal obstrution

 

C Damas* 

G Fernandes* 

A Magalhães**

VP Hespanhol***

 

 

Resumo

Homem, 54 anos, caucasiano e fumador, que recorreu ao serviço de urgência por apresentar tosse produtiva e expectoração hemoptóica desde há cerca de dois meses, motivo porque foi agendada broncofibroscopia. Apresentava neoformações sésseis, cerca de 2 cm abaixo das cordas vocais e ao longo da vertente póstero-lateral do terço médio da traqueia, que condicionavam obstrução significativa, motivo pelo qual foi realizada broncoscopia rígida para colocação de prótese endo-traqueal.

Dada a instabilidade clínica e grande suspeição de malignidade o doente inicia radioterapia. O diagnóstico obtido foi de linfoma anaplásico de células grandes, CD 30+. Por insuficiência respiratória, com estridor, foi necessário retirar a prótese que se encontrava obstruída por um rolhão de secreções, ficando a traqueia patente.

O doente teve alta, estando actualmente esta­bilizado do ponto de vista respiratório e submetido a quimioterapia com CHOP (Ciclophosphamide, Adriamycin or Hydroxydorubicin, Vincristine or Oncovin and Prednisone).

O linfoma de grandes células primário do mediastino corresponde a 11.5% dos linfomas de grandes células (2% dos linfomas não Hodgkin). Apesar da maioria dos estudos o classificarem como incurável, há registos de resultados positivos com o recurso à irradiação mediastínica combinada com quimioterapia podendo, quando existe compromisso da via aérea, a colocação de uma prótese permitir a patência da mesma.

Palavras-chave: Traqueia, prótese, linfoma anaplásico.

 

 

Abstract

Male, 54 years old, with smoking habits. The patient complaints were cough, with bleeding secretions in the previous two months. Because of the persistence of the symptoms, a broncoscopy was proposed. This exam showed multiple lesions in the traquea, nearly 2 cm above the vocal cords that compromised the airway and did not allow the progression of the bronchoscope. For this reason, it was decided to introduce a tracheal prosthesis.

Because of instability and the suspicion of malignancy we started thoracic irradiation. The histological specimen was compatible with anaplastic Lymphoma, CD 30+. Because of respiratory distress, with stridor, the prothesis was removed. The traquea was permeable after this.

The patient was discharged and oriented to Clinical Haematology. He is clinically stable and under monitoring, having now completed a chemotherapy treatment with CHOP (Ciclophos­phamide, Adriamycin or Hydroxydorubicin, Vincristine or Oncovin and Prednisone).

The primary mediastinal Large Cells Lymphoma represents 11.5% of the Large Cells Lymphomas (2% of the non-Hodgkin’s Lymphomas). This neoplasm is in many studies considered incurable, but there are some positive results with the combination of radiotheraphy and chemotherapy. If there is any airway compromise, the tracheal prosthesis may be one option for the resolution of the respiratory insufficiency.

Key-words: Traquea, prosthesis, anaplastic lymphoma.

 

 

Texto completo disponível apenas em PDF.

Full text only available in PDF format.

 

 

Bibliography

1. Armitage JO, Weienburger DD; New approach to classifying non-Hodgkin’s lymphomas: clinical features of major histologic subtypes. Journal of Clinical Oncology 1998; 16:2780.        [ Links ]

2. Harris NL, Jaffe ES, Diebold J et al; The World Health Organization of neoplastic diseases of the hematopoietic and lymphoid tissues: Report of the Clinical Advisory Committee Metting, Airlie House, Virginia. Journal of Clinical Oncology 1999; 17:3835.

3. Smith C, Gruss H, Davis T et al; CD 30 antigen, a marker for Hodgkin’s lymphoma, is a receptor whose ligand defines an emerging family of cytokines with homology to TNF. Cell 1993; 73:1349.

4. Etienne B, Guillaud PH, Loire R, Coiffer B, Berger F, Cordier JF. Aggressive primary medistinal non-Hodgkin’s lymphoma: a study of 29 cases; European Respiratory Journal 1999; 13: 1133-1138.

5. Zinzani P, Bendani M,  Martelli M, et al. napastclarge cell lymphoma: Clinical and prognostic evaluation of 90 adult patients. Journal of Clinical Oncology 1996; 14:955.

6. Jacobson J, Aisenberg A, Lamarre L, et al. Mediastinal large cell lymphoma: an uncommon subset of adult curable with combined modality therapy. Cancer 1988 62:1893.

 

 

* Interna Complementar de Pneumologia

** Assistente Hospitalar Graduado de Pneumologia

*** Assistente Hospitalar Graduado de Pneumologia; Professor Agregado da Faculdade de Medicina da Universidade do Porto

Serviço de Pneumologia. Hospital de São João

Director: J Agostinho Marques

Faculdade de Medicina da Universidade do Porto

Alameda Hernâni Monteiro,

4200 – Porto

 

 

Recebido para publicação/received for publication: 05.11.25

Aceite para publicação/accepted for publication: 06.03.24