| SCUD | septicemic cutaneous ulcerative disease |
|---|---|
| TUGSE | traumatic ulcerative granuloma with stromal eosinophilia |
| UC | ulcerative colitis; ultracentrifugal; umbilical cord; unchanged; unclassifiable; unconscious; undiff... |
| UDN | ulcerative dermal necrosis |
| UMA | ulcerative mutilating acropathy; upright membrane assay; urinary muramidase activity |