[Cerebellar hemangioblastomas--a study of the immunoprofile of neoplastic stromal component].

Background: Central nervous system hemangioblastomas (HBs) are uncommon, highly vascularized tumors that are predominantly found in the cerebellum. They occur sporadically or in association with von Hippel-Lindau (VHL) disease. HBs are of unknown histogenesis, and the origin of stromal cells is still a subject of debate.

[Mixed mesodermal tumors of the uterus. Clinico-pathologic characteristics of 23 patients].

The clinical and pathological features, histogenesis and treatment of 23 cases of mixed mesodermal tumours of the uterus (15 benign and 8 malignant) in woman aged from 27 to 78 years (mean 51.25) are reviewed. The tumours manifested by non-specific symptoms, most often uterine bleeding, arising suspicion of malignancy in only two cases.

Inflammatory pseudotumor of the lung in children.

Two children with inflammatory pseudotumor (IPT) of the lung are reported. Symptomless "cystic" lesions were present on routine chest x ray. Morphological study of these peculiar lesions included light microscopic, immunohistochemical, and ultrastructural analysis.