- S-1
- S-phase fraction
- S100 calcium binding protein A8
- S100 calcium binding protein A9
- SAB
- sacrum
- safingol
- SAHA
- saline
- saliva
- salivary gland
- salivary gland cancer
- salpingo-oophorectomy
- salvage therapy
- samarium 153
- samarium Sm 153 lexidronam pentasodium
- saponin
- saquinavir mesylate
- sarCNU
- sarcoid
- sarcoidosis
- sarcoma
- sarcomatoid carcinoma
- sarcosinamide nitrosourea
- sargramostim