| SMAS | submuscular aponeurotic system; superficial musculo-aponeurotic system; superior mesenteric artery syndrome |
|---|---|
| SMAST | Short Michigan Alcoholism Screening Test |
| SMB | selected mucosal biopsy; standard mineral base |
| sMb | suckling mouse brain |
| SMBFT | small bowel follow-through |
| SMBG | Self Monitoring of Blood Glucose |
| SMC | Scientific Manpower Commission; smooth muscle cell; somatomedin C; succinylmonocholine |
| SMCA | smooth muscle contracting agent; suckling mouse cataract agent |
| SMCD | senile macular choroidal degeneration; systemic mast cell disease; systemic meningococcal disease |
| SMCR | Smith-Magenis chromosome region |