| AFB Stain | Acid Fast Bacilli Stain |
|---|---|
| HE stain | Hematoxylin-Eosin stain |
| WS | Waardenburg syndrome; ward secretary; Warkany syndrome; Warthin-Starry [stain]; water soluble; water... |
| UB | ultimobranchial body; Unna boot; upper back; urinary bladder |
| UT | total unsharpness; Ullrich-Turner [syndrome]; Unna-Thost [syndrome]; untested; untreated; urinary tr... |