- Shelf, rectal 569.49
- Shell
- Shield kidney 753.3
- Shift, mediastinal 793.2
- Shifting
- Shiga's
- Shigella (dysentery) (see also Dysentery, bacillary) 004.9
- Shigellosis (see also Dysentery, bacillary) 004.9
- Shin splints 844.9
- Shingles (see also Herpes, zoster) 053.9
- Shipyard eye or disease 077.1
- Shirodkar suture, in pregnancy 654.5
- Shock 785.50
- Shoemakers' chest 738.3
- Short, shortening, shortness
- Shortsightedness 367.1
- Shoshin (acute fulminating beriberi) 265.0
- Shoulder - see condition
- Shovel-shaped incisors 520.2
- Shower, thromboembolic - see Embolism
- Shunt (status)
- Shutdown