Eponyms beginning with S
- Spiegel's lobe
- Spiegelberg's criteria
- Spiegelberg's sign of carcinoma
- Spiegelian hernia
- Spiegler's reagent and test
- Spiegler's syndrome
- Spiegler-Fendt sarcoid
- Spiegler-Fendt sarcomatosis
- Spiegler’s tumour
- Spielmeyer type PMD
- Spielmeyer-Sjögren disease
- Spielmeyer-Vogt syndrome
- Spielmeyer-Vogt-Stock disease
- Spigelia
- Spigelian line
- Spiller's syndrome
- Spiller-Frazier operation
- Spira's syndrome
- Spiral of Tillaux
- Spiral valve of Heister
- Spitz' naevus
- Spitz' tumour
- Spitzer-Weinstein syndrome
- Spranger's syndrome I
- Spranger's syndrome II