lntussusception in the adult is an uncommon cause of intestinal obstruction. Seventeen cases were seen at two teaching hospitals over a twenty-year period. A local causative lesion was preent in all cases; a malignant tumour was present in two out of seven intussusceptions arising in the small intestine and in seven out of ten arising in the large intestine. More than half the cases had a protracted clinical course prior to diagnosis.

Two cases of recurrent torsion of the testis following previous surgical fixation are described. The significance of this rare occurrence is discussed and it is recommended that total excision of the parietal tunica vaginalis is used for surgical fixation.

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The first patient, apart from not presenting for over 2 years, gave a history of trauma prior to the onset of the lesion. In his series of malignant melanoma of all sites, Bodenham (1968) found that 71 per cent I _ _ . .