Eponyms beginning with S
- Simenon's syndrome
- Simmonds cachexia
- Simmonds syndrome
- Simmonds' cachexia
- Simmonds' disease
- Simmonds' syndrome
- Simmonds-Sheehan syndrome
- Simon's foci
- Simon's operation (Gustav Simon)
- Simon's position (Gustav Simon)
- Simonart's bands
- Simonart's bands
- Simonart's ligaments
- Simonart's strings
- Simonart's threads
- Simonea folliculorum (Karl Gustav Theodor Simon)
- Simons’ syndrome
- Simopoulos’ syndrome
- Simpson's dysmorphia syndrome
- Simpson's dysplasia syndrome
- Simpson's forceps (Sir James Young Simpson)
- Simpson's syndrome (Joe Leigh Simpson)
- Simpson's syndrome (Samuel Leonard Simpson)
- Simpson's syndrome (Sir James Young Simpson)
- Simpson's uterine sound (Sir James Young Simpson)