| Abbreviation | Definition |
|---|---|
| DFA | Difficulty Falling Asleep |
| DFCT | Dense Fibrous Connective Tissue |
| DFFS | Depression and Family Functioning Scale |
| DFL | Down For Life |
| DFU | Diabetic Foot Ulcer |
| DFV | Diastolic Filling Volume |
| DGP | Delayed Gratification Pattern |
| DGSO | Depression Glass Shopper Online |
| DGT | Delayed Gratification Technique |
| DH | Developmentally Handicapped |
| DHE | Dihydroergotamine (an anti-migraine drug) |
| DHE-45 | DiHydroErgotamine |
| DHF | Dorsi-HyperFlexion |
| DHH | Deaf or Hard of Hearing |
| DHL | Diffuse Histiocytic Leukemia |
| DHL | Drastic Hearing Loss |
| DHS | Dermatological Hair and Scalp |
| DHS | Dynamic Hip Screw |
| DHY | Dehydrate |
| DI | Date of Injury |