Colostomy stenosis due to chronic radiation enteritis. Report of clinical case.

Antecedentes: La colitis actínica es una endarteritis obliterante ocasionada por exposición a radiación ionizante. Se manifiesta de manera aguda (primeras semanas) o crónica (hasta 30 años después).

Caso ClÍnico: Paciente tratado por neoplasia rectal mediante quimiorradioterapia y amputación abdominoperineal.

[IgG4 related disease with exclusive sinonasal involvement: A case report and literature review].

IgG4 related disease (igG4-RD) is a pathological process which integrates a large number of diseases of unknown pathogenesis, considered as being exclusive to many different organs. Diagnosis is established through histological, radiological and serological criteria. Treatment is based on long term corticosteroids; rituximab being used only in refractory cases.