Intrathoracic manifestations of amoebiasis.

Thoracic symptoms were noted in 38 (86%) out of 44 patients with hepatic amoebiasis and dominated the clinical picture in 4 (9%), causing dangerous delay in initiating appropriate treatment. Thoracic amoebiasis characteristically presents as a febrile illness with cough, chest pain, and point tenderness in an intercostal space or the right upper quadrant of the abdomen. Haemoptysis, diarrhoea, and dysentery are uncommon, occurring in approximately equal proportions (9%).

Malignant disease of the colon, rectum, and anus in Nigerian Igbos.

An account is given of 5 anal and 36 colorectal cancers occurring in Nigerians of the Igbo ethnic group. The rectum was the site of predilection for colorectal growths, and most rectal growths occurred in males. In contrast to the situation in the Western world the disease is rare, affects relatively younger patients, and is often advanced at presentation.

Impacted esophageal foreign bodies of dental origin.

The use of dentures is becoming common even among Africans. So also is the problem of swallowed and impacted dentures. Their radiolucence makes radiological localization almost impossible, and because of their rigidity, large size, irregular and unyielding edges, impacted dentures are apt to produce lacerations during endoscopic removal from gullets rendered friable by impaction.