This cancer caused by a virus occurs in people who have AIDS and those with a donated organ who take medicines to prevent organ rejection.
Disease
Avascular necrosis (osteonecrosis)
A broken bone or dislocated joint can block blood flow to the bone, causing bone tissue to die.
Disease
Hip fracture
The risk of breaking a hip increases with age. Learn about lifestyle changes that can keep bones strong and reduce the risk of breaking.
Disease
Legg-Calve-Perthes disease
This childhood condition occurs when blood supply to the ball part of the hip joint is interrupted for a short time, making the bone fracture easily and heal poorly.
Disease
Scoliosis
This side-to-side curve of the spine happens most often during the growth spurt after age 10. Treatment may include bracing or surgery.
Disease
Mouth cancer
Learn what healthcare professionals look for when diagnosing mouth cancer. Find out about oral cancer treatments, including surgery, chemotherapy and radiation.
Disease
Squamous cell carcinoma of the skin
This common skin cancer usually looks like a bump or a scaly sore. Learn about symptoms and treatment options, including freezing, lasers and surgery.
Disease
Double uterus
Learn about symptoms, diagnosis and treatment of this uncommon condition of the uterus. It is present at birth.
Disease
Tapeworm infection
Tapeworms in the intestines usually cause mild disease. Immature tapeworms, called larval cysts, can cause serious disease in other parts of the body.
Disease
Frontal lobe seizures
In this common form of epilepsy, the seizures stem from the front of the brain. They can produce symptoms that appear to be from a mental illness.