Learn more about this congenital heart defect that makes it difficult for the heart to pump the right amount of blood to the lungs and the body.
Disease
Tuberculosis
Learn about the prevention and treatment of this disease that causes serious illness around the world.
Disease
Tuberous sclerosis
This uncommon genetic disorder causes tumors that are not cancer. These tumors are unexpected overgrowths of tissue in different parts of the body.
Disease
Tubular adenoma of the colon
This type of colon polyp can eventually become cancerous if it's not removed. Learn about treatment options and recommendations for a follow-up colonoscopy schedule.
Disease
Turner syndrome
Turner syndrome affects only females as the result of a missing or partially missing X chromosome, causing a variety of medical and developmental problems.
Disease
Type 1 diabetes
Learn about the symptoms, causes, treatment of this chronic condition in which the pancreas produces little or no insulin.
Disease
Type 1 diabetes in children
Know what symptoms to look for, as well as more about diagnosis, treatment and daily living with this lifelong insulin-dependent condition.
Disease
Type 2 diabetes
Managing blood sugar levels are vital for this condition. Learn about lifestyle changes to lower the risk and treatments for it.
Disease
Type 2 diabetes in children
More children are being diagnosed with this blood sugar condition. Learn how to help manage or prevent this chronic disease in your child.
Disease
Typhoid fever
Learn more about the symptoms, cause and treatment of this serious bacterial infection.
Disease
Undescended testicle
Learn about causes, complications and treatment of this condition in which one or both testicles aren't in the usual place within the scrotum.
Disease
Urinary tract infection (UTI)
Learn about symptoms of urinary tract infections. Find out what causes UTIs, how infections are treated and ways to prevent repeat UTIs.