Clinical Trials Involving Rare Diseases: U
- Ulcerative Proctitis (10)
- Ullrich Congenital Muscular Dystrophy (5)
- Undifferentiated Pleomorphic Sarcoma (68)
- Unicentric Castleman Disease (28)
- Uniparental Disomy of Chromosome 11 (1)
- Unverricht-Lundborg Disease (5)
- Urachal Cancer (1)
- Urea Cycle Disorders (57)
- Urethral Cancer (82)
- Usher Syndrome (18)
- Usher Syndrome, Type 1 (2)
- Usher Syndrome, Type 1B (1)
- Uterine Carcinosarcoma (43)
- Uterine Sarcoma (120)
- Uveal Diseases (625)