| HEN | home enteral nutrition |
|---|---|
| HH | halothane hepatitis; hard-of-hearing; healthy hemophiliac; healthy human; hiatal hernia; holistic he... |
| HHC | home health care; hypocalciuric hypercalcemia |
| HHCC | home health care classification |
| HHD | high heparin dose; home dialysis; hypertensive heart disease |