Diseases

Diseases

Contributors in Diseases

Diseases

A reduction in brain oxygen supply. Severe hypoxia is referred to as anoxia, and is a relatively common cause of injury to the central nervous system. Prolonged brain anoxia may lead to brain death ...

hypoventilation

Health care; Diseases

A reduction in the amount of air entering the pulmonary alveoli.

anemia

Health care; Diseases

A reduction in the number of circulating erythrocytes or in the quantity of hemoglobin.

hyperopia

Health care; Diseases

A refractive error in which rays of light entering the eye parallel to the optic axis are brought to a focus behind the retina, as a result of the eyeball being too short from front to back. It is ...

myopia

Health care; Diseases

A refractive error in which rays of light entering the eye parallel to the optic axis are brought to a focus in front of the retina, as a result of the eyeball being too long from front to back. It ...

hypercementosis

Health care; Diseases

A regressive change of teeth characterized by excessive development of secondary cementum on the tooth surface. It may occur on any part of the root, but the apical two-thirds are most commonly ...

essential tremor

Health care; Diseases

A relatively common disorder characterized by a fairly specific pattern of tremors which are most prominent in the upper extremities and neck, inducing titubations of the head. The tremor is usually ...