Ulcerative Colitis
Ulnar Collateral Ligament (UCL) Injuries
Ulnar Nerve Entrapment
Ulnar Wrist Pain
Umbilical Cord Prolapse
Umbilical Hernia
Uncombable Hair Syndrome
Underbite
Undescended Testicles
Undifferentiated Pleomorphic Sarcoma
Unexplained Infertility
Unexplained Weight Loss
Unicameral Bone Cyst
Unicornuate Uterus
Unicuspid Aortic Valve
Unilateral Hearing Loss (Single-Sided Deafness)
Unstable Angina
Upper Abdominal Pain
Upper Back Pain
Upper Respiratory Infection
Urachal Abnormalities
Urachal Remnant
Urea Cycle Disorder
Uremia
Uremic Pruritus
Ureteral Obstruction
Ureteral Stones
Ureterocele
Ureteropelvic Junction Obstruction
Urethral Cancer
Urethral Caruncle
Urethral Diverticulum
Urethral Prolapse
Urethral Stricture
Urethral Syndrome
Urethritis
Urethrocutaneous Fistula
Urge Incontinence
Uric Acid Stones
Urinary Incontinence
Urinary Retention
Urinary Tract Infections (UTIs)
Urinoma
Urogenital Sinus
Urosepsis
Urothelial Carcinoma (Transitional Carcinoma)
Urticarial Vasculitis
Usher Syndrome
Uterine Atony
Uterine Cancer (Endometrial Cancer)
Uterine Factor Infertility
Uterine Fibroids
Uterine Inversion
Uterine Polyps
Uterine Prolapse
Uterine Rupture
Uterine Sarcoma
Uterus Didelphys
UTI During Pregnancy
Uveitis
Uvulitis