| HAN | heroin-associated nephropathy; hyperplastic alveolar nodule |
|---|---|
| HLN | hilar lymph node; hyperplastic liver nodules |
| PHPV | persistent hyperplastic primary vitreous |
| ANUG | acute necrotizing ulcerative gingivitis |
| AUG | acute ulcerative gingivitis; adenosine-uracil-guanine |