Ua
- UAC (see: Umbilical catheters )(Special Topic)
Ud
- UDP-galactose-4 (see: Galactosemia)(Condition)
Ul
- Ulcer - aphthous (see: Canker sore)(Condition)
- (Condition)
- (Alt. Medicine)
- (In-Depth)
- Ulcerative esophagitis (see: Esophagitis)(Condition)
- Ulcerative proctitis (see: Ulcerative colitis)(Condition)
- Ulcerative proctitis - InDepth (see: Ulcerative colitis - InDepth)(In-Depth)
- Ulnar claw (see: Claw hand)(Symptoms)
- Ulnar nerve dysfunction - claw hand (see: Claw hand)(Symptoms)
- Ulnar nerve palsy - claw hand (see: Claw hand)(Symptoms)
Um
- (Special Topic)
- Umbilical cord blood transplant (see: Bone marrow transplant)(Surgery)
- Umbilical cord blood transplant - discharge (see: Bone marrow transplant - discharge)(Discharge)
- (Special Topic)
- (Condition)
- (Surgery)
- Umbilical hernia surgery (see: Umbilical hernia repair)(Surgery)
- Umbilical herniorrhaphy (see: Umbilical hernia repair)(Surgery)
Un
- Uncertain genitalia (see: Ambiguous genitalia)(Symptoms)
- Uncircumcised penis - bathing (see: Penis care (uncircumcised))(Special Topic)
- Unconjugated bilirubin - blood (see: Bilirubin blood test)(Medical Test)
- Uncoordinated movement (see: Movement - uncoordinated)(Symptoms)
- Underactive thyroid - InDepth (see: Hypothyroidism - InDepth)(In-Depth)
- Underbite (see: Prognathism)(Symptoms)
- Underbite (see: Malocclusion of teeth)(Condition)
- (Condition)
- (Surgery)
- Unformed bowel movements (see: Diarrhea)(Symptoms)
- Unguis incarnates (see: Ingrown toenail)(Condition)
- Unguis incarnatus (see: Ingrown toenail)(Condition)
- Univentricular heart (see: Double inlet left ventricle )(Condition)
- Univentricular heart of the left ventricular type (see: Double inlet left ventricle )(Condition)
Up
- UP junction obstruction (see: Ureteropelvic junction obstruction)(Condition)
- Upper gastrointestinal bleeding (see: Black or tarry stools)(Symptoms)
- Upper respiratory illness - RSV (see: Respiratory syncytial virus (RSV))(Condition)
- Upper respiratory infection - viral (see: Common cold)(Condition)
- Upper respiratory infection - viral - InDepth (see: Colds and the flu - InDepth)(In-Depth)
- Upper respiratory infection - what to ask your doctor - child (see: Colds and the flu - what to ask your doctor - child)(Doctor Questions)
- Upset stomach - viral (see: Viral gastroenteritis (stomach flu))(Condition)
Ur
- (Condition)
- (Condition)
- Urethral meatal stenosis (see: Meatal stenosis)(Condition)
- Urethral obstruction malformation sequence (see: Prune belly syndrome)(Condition)
- Urethroplasty (see: Hypospadias repair)(Surgery)
- URI - RSV (see: Respiratory syncytial virus (RSV))(Condition)
- URI - what to ask your doctor - child (see: Colds and the flu - what to ask your doctor - child)(Doctor Questions)
- (Special Topic)
- Urinary catheter - neonatal (see: Urinary catheter - infants)(Special Topic)
- (Doctor Questions)
- (Condition)
- (In-Depth)
- (Symptoms)
- (Symptoms)
- Urine amino acids (see: Aminoaciduria)(Medical Test)
- (Medical Test)
- Urine culture - catheterization (see: Urine culture - catheterized specimen)(Medical Test)
- (Medical Test)
- Uropathy - obstructive (see: Obstructive uropathy)(Condition)
- Urticaria (see: Hives)(Condition)
- Urticaria - antihistamine (see: Antihistamines for allergies)(Self-Care)
- Urticaria - hives (see: Hives)(Condition)
- (Condition)
Us
- Using a humidifier for colds (see: Humidifiers and health)(Special Topic)
- (Self-Care)
- (Doctor Questions)
Ut
- UTI - children (see: Urinary tract infection - children)(Condition)
- UTI - InDepth (see: Urinary tract infection - InDepth)(In-Depth)
- UTIs - InDepth (see: Urinary tract infection - InDepth)(In-Depth)
Uv
- UVC (see: Umbilical catheters )(Special Topic)
- (Condition)