Ectopic cutaneous Schistosoma haematobium in the inguinal region.

A 66-year-old man with indolent systemic mastocytosis presented with a plaque-like cutaneous lesion at his right inguinal region. He had travelled to various African countries in the years before. Pathological examination revealed a granulomatous infiltrate surrounding eggs of .

Giant cystic lymphangioma originating from the lesser curvature of the stomach.

Cystic lymphangiomas are rare benign tumors. Most frequently occurring in children and involving the neck or axilla, these tumors are much less common in adults and very rarely involve the abdomen. The known congenital and acquired (traumatic) etiologies result in failure of the lymphatic channels and consequent proliferation of lymphatic spaces.

Neoadjuvant radiotherapy of primary irresectable unicentric Castleman's disease: a case report and review of the literature.

Background: Castleman disease (CD) is a rare benign disorder characterised by hyperplasia of lymphoid tissue that may develop at a single site or throughout the body. The etiology of this disorder is unclear, although the histopathological presentation can be differentiated into a hyaline vascular variant, a plasma cell variant and a mixed variant. Clinically, it has been recorded that 3 manifestations of CD are characterized: a localized unicentric type, a generalized multicentric type and a mixed form.