QSM

QSM is an acronym that may stand for:

• QuickSilver Scalable Multicast, a networking protocol
• Queen's Service Medal, a medal awarded by the government of New Zealand
• Quadriceps Sparing Myopathy, a common name for the hereditary inclusion body myopathy IBM2
• Queued Serial Module, an electronic communications device that supports the Serial Peripheral Interface Bus
• Quantitative susceptibility mapping, a medical imaging technique