| HMSN | hereditary motor and sensory neuropathy |
|---|---|
| IMMC | interdigestive migrating motor complex |
| IRF | idiopathic retroperitoneal fibrosis; impulse response function; interferon regulatory factor; intern... |
| KF | Kenner-fecal medium; kidney function; Klippel-Feil [syndrome] |
| LFS | lateral facet syndrome; Li-Fraumeni syndrome; limbic forebrain structure; liver function series |