| DIF | Direct Immunofluorescence |
|---|---|
| DIG | Digoxigenin |
| DIG-ELISA | Diffusion-In-Gel Enzyme Linked Immunosorbent Assay |
| dIgA | dimeric IgA |
| DIL | Diltiazem |
| Dilantin | Diphenylhydantoin |
| DILD | diffuse interstitial lung disease |
| DILS | Diffuse Infiltrative Lymphocytosis Syndrome |
| DIM | d in milk |
| DIMIT | 3,5-Dimethyl-3'-isopropyl-L-thyronine |