| MVR | massive vitreous reaction; microvitreoretinal; minimal vascular resistance; mitral valve replacement... |
|---|---|
| NGR | narrow gauze roll; nasogastric replacement |
| PVR | peripheral vascular resistance; perspective volume rendering; poliovirus receptor; postvoiding resid... |
| RCM | radial contour model; radiographic contrast medium; red cell mass; reinforced clostridial medium; re... |
| SIR | single isomorphous replacement; specific immune release; standardized incidence ratio; syndrome of i... |