Diseases and Conditions

De Quervain’s tenosynovitis is a painful condition that affects the tendons in your wrist.

Deep vein thrombosis (DVT) is a blood clot deep down in a vein, usually in your legs. DVT is common…

Dementia isn’t a disease. It’s a group of symptoms that can be caused by brain damage. It’s not related to…

Depression is a mood disorder that affects people of all ages and is different for everyone. A person who has…

Diabetes occurs when your body doesn’t make or use the hormone insulin properly.

Diabetes insipidus is a hormone disorder that occurs when the body doesn’t produce enough antidiuretic hormone (ADH) or doesn’t use…

Diabetic ketoacidosis (DKA) happens when your blood sugar is high and your insulin level is low. This imbalance in the…

High levels of sugar in the blood can damage tiny blood vessels in your kidneys. This can cause kidney disease,…

Diabetic neuropathy is a type of nerve damage that happens in people who have diabetes.

Diabetic retinopathy is an eye condition that affects people who have diabetes. This condition can cause blurry vision and progressive…

Diaper rash is a red rash found on a baby’s bottom or genital area. It is very common and can…

Diverticular disease is a group of conditions that affect your large intestine (colon). It involves small pouches or sacs, called…

Down syndrome is a genetic disorder that causes physical problems and intellectual disabilities.

What is dysmenorrhea? Dysmenorrhea is the medical term for pain that women have before or during menses (known as their period). It usually is not serious. Symptoms of dysmenorrhea Menstrual cramps can feel like a dull ache or a shooting pain. They most often

Dyspareunia is painful sex for women and can also cause pain during tampon use. Dyspareunia can have many causes.

Dysphagia means difficulty swallowing. If you persistently have trouble swallowing or can’t swallow at all, you may have dysphagia.