This rare but serious disorder occurs when one part of the intestine slides into another part, like a collapsible telescope.
Disease
Vaginal cancer
Learn about the symptoms of this rare type of cancer. Treatments for cancer of the vagina include surgery, radiation therapy and chemotherapy.
Disease
Nasal and paranasal tumors
Learn about these cancerous and noncancerous growths that form in and around the nose. Treatments include surgery, radiation and chemotherapy.
Disease
Anal itching
Learn about the causes, treatment and self-care tips for this common, sometimes embarrassing condition.
Disease
Pilonidal cyst
Learn about causes, symptoms and treatments of this painful condition that usually affects the skin above the tailbone in people who sit for long periods.
Disease
Skin cancer
Learn about skin cancer, including basal cell carcinoma and squamous cell carcinoma. Find out about symptoms, treatments and ways to lower your risk.
Disease
Insomnia
This disorder can make it hard to fall asleep, hard to stay asleep or both, even though you have the chance for enough sleep. It can drain your energy.
Disease
Amenorrhea
Absence of menstruation (amenorrhea) may be linked to an underlying, treatable problem. Learn about amenorrhea causes and when to seek help.
Disease
Ectopic pregnancy
Ectopic pregnancy occurs outside the uterus, threatening the mother's life. It can't continue normally. But swift treatment can prevent deadly blood loss.
Disease
Low sperm count
This health concern can make it challenging to start a pregnancy. Learn about possible causes and treatment.
Disease
Tooth abscess
A bacterial infection at the tip of the tooth root usually occurs from an untreated dental cavity, an injury or prior dental work.
Disease
Creutzfeldt-Jakob disease
Learn what can put someone at risk of developing this rare brain disorder that causes dementia.