Conditions & Treatments


Deep vein thrombosis (DVT) occurs when a blood clot develops in a vein deep in the body.


Deformational (or positional) plagiocephaly refers to a misshapen shape of the head from repeated pressure to the same area of the head.


Dengue is a viral disease transmitted by Aedes mosquitoes mainly in tropical and subtropical areas of the world, with the greatest risks occurring in South Central Asia, Caribbean (except Cuba and the Cayman Islands), and Central America.


A depressive disorder is a whole-body illness, involving the body, mood, and thoughts, and affects the way a person eats and sleeps, feels about himself or herself, and thinks about things.


Dermatitis is an inflammation of the skin. Dermatitis actually refers to a number of skin conditions that inflame the skin.


Dermatitis herpetiformis is an intensely pruritic (itchy) skin disease characterized by eruptions of clusters of small blisters or vesicles (small elevations of the skin containing fluid) and small bumps or papules (small, solid, elevations on the skin).


A dermoid cyst is a pocket or cavity under the skin that contains tissues normally present in the outer layers of the skin. The pocket forms a mass that is sometimes visible at birth or in early infancy but often is not seen until later years.


Developmental dysplasia of the hip is a congenital condition of the hip joint. It occurs once in every 1,000 live births.


A deviated septum is an abnormal configuration of the cartilage that divides the two sides of the nasal cavity, which may cause problems with proper breathing or nasal discharge.


Type 1 diabetes may also be known by a variety of other names, including the following: insulin-dependent diabetes mellitus (IDDM), juvenile diabetes, brittle diabetes, or sugar diabetes.


Diabetes insipidus is a condition that results from insufficient production of the antidiuretic hormone (ADH), a hormone that helps the kidneys and body conserve the correct amount of water.


The nerves of the feet are often affected by neuropathy or blood vessel diseases. When a diabetes patient loses sensation in the feet, sores or injuries may go unnoticed until ulcers develop.


Nephropathy is the deterioration of the kidneys. The final stage of nephropathy is called end-stage renal disease, or ESRD.


Diabetic neuropathy, a nerve disorder, is a complication of diabetes that can lead to problems throughout the body.


Diabetic eye disease refers to a group of eye problems that may occur in persons with diabetes as a complication.


Diaper dermatitis, commonly known as a diaper rash, is a term used to describe different skin rashes in the diapered area. The rash is usually red, scaling and, rarely, ulcerated.


A diaphragmatic hernia is a birth defect. An opening is present in the diaphragm. With this type of birth defect, some of the organs that are normally found in the abdomen move up into the chest cavity through this abnormal opening.


Diphtheria is an acute bacterial disease that can infect the body in two areas: the throat (respiratory diphtheria) and the skin (skin or cutaneous diphtheria).


A dislocation occurs when extreme force is put on a ligament, allowing the ends of two connected bones to separate. Ligaments are flexible bands of fibrous tissue that connect various bones and cartilage.


In the colon, some people have small pouches that bulge outward through weak spots. Diverticular disease is an inflammation or infection in the pouches, known as diverticula, which are located in the colon.


Hepatitis is the inflammation of the liver, resulting in liver cell damage and destruction. Drug-induced hepatitis is rare and is caused by toxic exposure to certain medications, vitamins, herbal remedies, or food supplements.


Dry skin is a very common skin condition, usually characterized by irritated skin and itchiness. Dry skin often worsens in the winter, when the air is cold and dry.


Duchenne muscular dystrophy (DMD) is the most common and severe progressive muscular dystrophy to affect children.


Dupuytren's contracture, also called Dupuytren's disease, usually begins with a thickening of the skin in the palm of the hand, which may develop into a hard lump or thick band that eventually could cause the fingers to contract, or pull into the palm.


Dysmenorrhea is a menstrual condition characterized by severe and frequent menstrual cramps and pain associated with menstruation.


Dysphagia is a term that means "difficulty swallowing." It is the inability of food or liquids to pass easily from the mouth, into the throat, and down into the esophagus to the stomach during the process of swallowing.


Dysthymia, also known as dysthymic disorder, is classified as a type of affective disorder (also called mood disorder) that often resembles a less severe, yet more chronic form of major (clinical) depression.


Dystonia is a movement disorder that causes involuntary muscle contraction and forces certain body parts, such as limbs, hands, face and/or neck, into abnormal positions.