| misc | miscarriage; miscellaneous |
|---|---|
| IS | ileal segment; immediate sensitivity; immune serum; immunosuppression; impingement syndrome; incenti... |
| LSB | least significant bit; left sternal border; left scapular border; long spike burst |
| MLSB | migrating long spike burst |
| PGO | ponto-geniculo-occipital [spike] |