| Abbreviations | Meaning |
 | RSO | Radiation Safety Officer; Resident Surgical Officer; Right Superior Oblique [muscle] |
 | SCM | Subclavius Muscle |
 | MAPA | Muscle Adenosine Phosphoric Acid |
 | SMAF | Smooth Muscle Activating Factor |
 | SMA | Smooth Muscle Antibody |
 | AMC | Arm Muscle Circumference |
 | PPPMA | Progressive Postpolio Muscle Atrophy |
 | NDMR | Nondepolarizing Muscle Relaxant |
 | OMD | Ocular Muscle Dystrophy; Oculomandibulodyscephaly; Orbital Maxillary Disjunction; Organic Mental Disorder; Oromandibular Dystonia |
 | HAODM | Hypoplasia Anguli Oris Depressor Muscle |
 | SMV | Skeletal Muscle Ventricle; Superior Mesenteric Vein |
 | MAMC | Mean Arm Muscle Circumference |
 | LSR | Lanthanide Shift Reagent; Lecithin/ Sphingomyelin Ratio; Left Superior Rectus [muscle]; Liver/spleen Ratio |
 | SM | Smooth Muscle |
 | VM | Membrane Potential; Muscle Volume; Maximum Velocity |