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Biomedical subjects

J H Lawrence

Publications and source records attributed to J H Lawrence.

At least 55 records · Page 3Linked to original sources

Heavy particle therapy: pituitary tumors.

Therapy with 910 MeV alpha particles provides a treatment with no mortality and an extremely low morbidity and has been highly successful in the control of pituitary hormone hypersecretion and tumor growth. It is possible to deliver radiation doses to the pituitary gland that are sufficiently high to inhibit or destroy the tumor cells that cause abnormal secretory activity without damaging the surrounding structures. The data demonstrate the effectiveness of this form of treatment in acromegaly, non-functioning pituitary tumors, prolactin secreting adenomas, Cushing's disease and Nelson's syndrome.

Acromegaly↗

Heavy-particle therapy in acromegaly and Cushing disease.

A total of 349 patients with pituitary tumors, including acromegaly, Cushing disease, Nelson syndrome, prolactin-secreting adenoma, and chromophobe adenoma, have been treated with heavy-particle radiation during the past 17 years. The incidence of side effects has been low. Only 30 patients, 8.6%, have died, most of preexisting cardiovascular complications. Heavy particle therapy provides a form of treatment with no mortality and extremely low morbidity, and its use in treating pituitary disorders has resulted in dramatic improvement in the signs and symptoms of patients with acromegaly and Cushing disease.

Acromegaly↗