| TMR | tissue maximum ratio; topical magnetic resonance; trainable mentally retarded |
|---|---|
| VEC-MR | velocity encoded cine-magnetic resonance |
| VR | right arm [electrode]; valve replacement; variable ratio; vascular resistance; venous reflux; venous... |
| ANA | Anti-Nuclear Antibody |
| Anti-ENA | Anti-Extractable Nuclear Antigens |