| R-C sign(spot) | Red Cherry sign(spot) |
|---|---|
| CCU | cardiac care unit; Cherry-Crandall unit; coronary care unit; critical care unit |
| CRSM | cherry red spot myoclonus |
| syr. | syrupus; syrup |
| MSU | maple sugar urine; maple syrup urine; medical studies unit; mid-stream urine; monosodium urate; myoc... |