[Extrapleural mesothelioma].

Malignant mesothelioma of the peritoneum, pericardium and tunica vaginalis is a rare neoplasm usually associated with exposure to asbestos. The disease is most common in males over the age 40 years with sings and symptoms of neoplastic disease with or without a palpable abdominal mass, abdominal pain and ascites. Diagnosis is often possibly only after direct vision and histologic examination.

[Bilateral testicular germ cell cancer].

Actual problems of diagnosis and therapy bilateral testicular germ cell cancer are presented according to contemporary bibliography.

[Primary extragonadal germ cell tumors].

Extragonadal germ cell tumors (ECT) account for only 2-5% of all germ cell neoplasms in adults. These tumors in part biologically distinct from their testicular counterparts and have distinct clinical features. The author presents a review of articles in the literature about hematologic neoplasia associated with mediastinal germ cell tumors.

[Primary forms of extralymphatic non-Hodgkin's lymphoma].

In 1981-1990, 584 patients with non-Hodgkin malignant lymphoma, 209 women and 375 men, aged between 17 and 75 years, were treated at the I Department of Medicine and Department of Hematology, Silesian Medical Academy in Katowice. In this group the primary localization outside lymph nodes was seen in 26 patients (9 women and 17 men), i.e.

[Failure of therapy in non-seminomatous tumor of the testes].

Sixty four patients with non-seminomatous tumors of the testes were treated with chemotherapy with cisplatin during 12 consecutive years. A group of 22 (34.3%) patients in whom therapy failed was analysed.

[Leiomyosarcoma of the stomach and small intestine].

Three cases of leiomyosarcoma are presented. The primary lesion to the stomach was seen in 2 patients while the small intestine in the remaining patient. Two patients underwent radical surgery.

[Results of combined therapy in patients with nonseminomatous testicular tumors].

The results of multidrug therapy of 44 male patients with non-seminomatous testicular tumours are discussed. The diagnosed tumours were of all stages of the clinical advances and were treated with combined chemotherapy (surgery and PVP regimen). Thirty two patients (73%) are followed up between 7 and 103 months and survived, complete remission is noted in 29 patients (66%) including 6 patients who survived over 5 years.