A disease that interferes with the ability to work, sleep, eat, and enjoy once pleasurable activities.
The signs and symptoms of major depression include loss of interest in activities that were once interesting or enjoyable, including sex; loss of appetite (anorexia) with weight loss or overeating with weight gain; loss of emotional expression (flat affect); a persistently sad, anxious or empty mood; feelings of hopelessness, pessimism, guilt, worthlessness, or helplessness; social withdrawal; unusual fatigue, low energy level, a feeling of being slowed down; sleep disturbance with insomnia, early-morning awakening, or oversleeping; trouble concentrating, remembering, or making decisions; unusual restlessness or irritability; persistent physical problems such as headaches, digestive disorders, or chronic pain that do not respond to treatment; thoughts of death or suicide or suicide attempts. Alcohol or drug abuse may be signs of depression.
Disabling episodes of major depression can occur once or a number of times in a lifetime.
- Dercum disease
Dercum disease: A condition characterized by painful fatty tumors (lipomas) beneath the skin. The diseases tends to be associated with obesity and is about 5 times more frequent in females than in males. Onset of symptoms is generally in middle age. The fatty tumors are most often located on the trunk and limbs with sparing […]
A surgical procedure that involves the controlled scraping away of the upper layers of the skin by using sandpaper or some other mechanical means. The purpose of dermabrasion is to smooth the skin and, in the process, remove small scars (as from acne), moles (nevi), tattoos, or fine wrinkles. Dermabrasion is performed by a dermatologist. […]
dermal: Suffix indicating a relationship to the skin. As in ectodermal, endodermal, and mesodermal; epidermal; and an intradermal injection. From the Greek word derma for skin.
- Dermatan sulfate
Dermatan sulfate: An glycosaminoglycan (formerly called a mucopolysaccharide) found mostly in skin but also in blood vessels, the heart valves, tendons, and the lungs. Dermatan sulfate accumulates abnormally in several of the mucopolysaccharidosis disorders.
Inflammation of the skin, either due to an inherent skin defect, direct contact with an irritating substance, or to an allergic reaction. Symptoms of dermatitis include redness, itching, and in some cases blistering. Eczema can be particularly severe and difficult to treat once it is established. Treatment is two-fold. People who suffer from dermatitis must […]