This painful condition can happen after tooth removal. A blood clot where the tooth was removed does not form, comes out or dissolves before wound healing.
Disease
Ductal carcinoma in situ (DCIS)
Noninvasive breast cancer often has no symptoms. Find out about the causes, diagnosis and treatment of this form of breast cancer.
Disease
Dumping syndrome
People who have had stomach or weight-loss surgery can develop dumping syndrome, which causes cramping, diarrhea and, sometimes, low blood sugar.
Disease
Ehlers-Danlos syndrome
Learn about these complex genetic disorders that cause problems with connective tissue in the skin, joints and blood vessel walls.
Disease
Eisenmenger syndrome
This complication of an unrepaired congenital heart defect needs to be watched closely. Learn how treatment can help manage symptoms.
Disease
End-stage renal disease
When kidneys no longer function well enough to meet a body's needs, treatment involves kidney dialysis or kidney transplant.
Disease
Enlarged spleen (splenomegaly)
Learn about what your spleen does and what can happen if it becomes enlarged.
Disease
Epithelioid sarcoma
This rare, slow-growing soft tissue cancer tends to occur in teenagers and young adults. It often starts in a hand, wrist, arm or leg.
Disease
Esophageal spasms
This digestive condition is sometimes mistaken for heart pain. Learn about symptoms and treatment for these painful contractions in the esophagus.
Disease
Ewing sarcoma
Learn about diagnosis and treatment of this bone and soft tissue cancer, including chemotherapy, radiation, proton beam therapy and limb-saving surgery.
Disease
Febrile seizure
These frightening but generally harmless seizures are triggered by a fever and affect infants and young children.
Disease
Female sexual dysfunction
Learn more about what causes these sexual problems and possible treatments, including medicines.