Bronchoconstriction can be caused by a number of chemical mediators, such as acetylcholine, histamine, serotonin, slow-reacting substances (SRS), heparin, etc. and some exogenous stimuli such as inhalation of irritating substances.
From 195 patients seen on a Cancer Service, 15 cases, whose primary complaint was weakness, were selected out of the group of 153 who were to be given chemotherapy aimed at the malignancy.
Two cases of congenital spherocytosis are presented, in which it was thought that the common factor precipitating their haemolytic crises was uraemia.
An attempt was made to assess the response of highly resistant and progressively obese children to fenfluramine during a double-blind cross-over trial.
An unusual, pedunculated tumour was removed from the pharynx of a 15-year-old Bantu female.