Articles on Medical Diseases and Conditions

Entries Tagged ‘DNA probes’

Other Congenital Diseases

There are a large number of congenital and genetic disorders, too many to include all in this book. If such a condition is suspected, in general the best procedure is to refer the patient or family to a university center that has an active genetics diagnosis program. If the state government health department has a […]

Diseases of Mineral Metabolism

Wilson’s disease (hepatolenticular degeneration). Wilson’s disease is a familial disorder of copper metabolism transmitted as an autosomal recessive trait. It most often becomes manifest between ages 8 and 30 years; symptoms usually do not develop before age 6 years. About 30%-50% of patients initially develop hepatic symptoms, about 30%-40% begin with neurologic symptoms, and about […]


Mammography. Until 1960 diagnosis of mammary carcinoma depended on discovery of a breast mass by physical examination, followed by a biopsy of the lesion. It has been said that, with experience, carcinoma as small as 1 cm may be regularly detected by palpation. After 1960, x-ray study of the breast (mammography) began to receive considerable […]

Lyme Disease

Lyme disease is caused by the spirochete Borrelia burgdorferi by means of several tick vectors, the principal one in the Northeast and North Central United States being the deer tick Ixodes dammini and in the Pacific Coast states, Ixodes pacificus, the Western black-legged tick (both morphologically “hard” ticks). The three major affected areas in the […]