Health Topics: U Browse condition related topics starting with the letter "U". Ulcerative colitis Umbilical hernia Undescended testicle Undifferentiated pleomorphic sarcoma Ureteral cancer Ureteral obstruction Urethral stricture Urinary incontinence Urinary tract infection (UTI) Urine color Uterine fibroids Uterine polyps Uterine prolapse Uveitis Look up topics by letter A B C D E F G H I J K L M N O P Q R S T U V W X Y Z