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Biomedical subjects

G Buchanan

Publications and source records attributed to G Buchanan.

44 records · Page 3Linked to original sources

Research opportunities at the Institute of Laryngology and Otology, London.

Emphasis is placed on the need to encourage original research in our training programs. This implies an obligation to help trainees inexperienced in research to bridge the gap between theory and practice. Four examples of patterns of research at a postgraduate institute are presented. All are in areas in some way relevant to carcinoma of the larynx: a) the effect of experimental hypothermia on transplanted tumors in rats; b) isotope detection of deep vein thrombosis following head and neck surgery; c) stomal calibre after laryngectomy related to airflow, esophageal voice and cineradiographic appearances; d) a case-controlled study of the etiologic role of asbestos in laryngeal cancer. These studies are still in progress but some preliminary observations can be reported.

Academies and Institutes↗

Giant functioning cervicomediastinal parathyroid cyst.

A rare case of a large cervicomediastinal parathyroid cyst associated with hypercalcemia and an elevation of serum parathyroid hormone is presented. The pathogenesis of such a large cyst is discussed, hemorrhage into an adenoma being the most likely cause. Clinical investigations which should be carried out for any cystic mass at the root of the neck should include a serum calcium, and if this is found to be elevated, the possibility of the cyst being of parathyroid origin should be considered. In view of the high concentration of parathyroid hormone found within the cyst, aspiration of the cyst contents for parathyroid hormone estimation might well prove a valuable test to confirm the diagnosis.

Adenoma↗