| NRI | nerve root involvement; nerve root irritation; nonrespiratory infection |
|---|---|
| PN | papillary necrosis; parenteral nutrition; penicillin; perceived noise; percussion note; periarteriti... |
| OFC | Occipito-Frontal Circumstance; 두위 = Head Circumstance |
| FC | fasciculus cuneatus; fast component [of a neuron]; febrile convulsions; feline conjunctivitis; ferri... |
| FCx | frontal cortex |