[Digestive actinomycosis: three cases and review].

Actinomycosis is a chronic suppurative disease. It is caused by an anaerobic bacterium, generally Actinomyces israelii. Cervical and thoracic localizations are most frequent.

Thyroid tuberculosis: diagnosis and treatment.

Objective: It was the aim of this study to report clinical characteristics and treatment of thyroid tuberculosis (TT).

Methods: During 16 years, 2,426 patients have been operated on the thyroid in the surgical department 'A' in Ibn Sina Hospital, Rabat, Morocco. Anatomopathological results of the removed thyroid were analyzed for evidence of tuberculosis.

[Recurred hydatid cyst of the thyroid: a case report].

A 21-year-old patient underwent surgery in 1987 for hydatid cyst of segment VIII of the liver. Six years later, the patient developed a cold thyroid nodule. During the thyroid operation, needle aspiration and cytology study confirmed the diagnosis of hydatid cyst.

[Leiomyosarcoma of the inferior vena cava: diagnostic problem and treatment].

The authors report the case of a 42-year-old woman in whom a tumour of the inferior vena cava was discovered intraoperatively. Histological examination of the specimen confirmed the diagnosis of leiomyosarcoma. Malignant tumours of the inferior vena cava are very rare and about 95% of these tumours are leiomyosarcomas.