Endocrine Abstracts

We describe the case of a 57 year old patient who was referred in 1992. He gave a past history of renal colic in 1974 and a parathyroidectomy for hypercalcaemia in 1976. A duodenal ulcer was diagnosed in 1991. His presenting complaint was of watery diarrhoea persisting over several years. His calcium had remained slightly elevated and was 2.70 millimoles per litre at referral (normal 2.15 - 2.65). Prolactin was 617 micrograms per litre (normal up to 425) and gastrin 400 picomo...