| LRQ | lower right quadrant |
|---|---|
| RLQ | right lower quadrant |
| LLL | left lower [eye]lid; left liver lobe; left lower leg; left lower lobe |
| RA | radioactive; ragocyte; ragweed antigen; rapidly adapting [receptors]; reactive arthritis; reciprocal... |
| RH | radiant heat; radiation hybrid; radiological health; reactive hyperemia; recurrent herpes; regulator... |