| ABCDES | abnormal alignment, bones-periarticular osteoporosis, cartilage-joint space loss, deformities, margi... |
|---|---|
| R-C sign(spot) | Red Cherry sign(spot) |
| Rst | in paper or thin layer chromatography, the distance that a spot of a substance has moved, relative t... |
| CLS | cafe-au-lait spot; Clinical Laboratory Scientist; Coffin-Lowry syndrome; Cornelia de Lange syndrome |
| CRSM | cherry red spot myoclonus |