| Abbreviation | Definition |
|---|---|
| HIC | Hypermethylated In Cancer |
| HIV | Human Immunodeficiency Virus |
| HL | Hyperpigmented Lesions |
| HL-A | Human Leukocyte Associated antigen |
| HNPCC | Hereditary Nonpolyposis Colorectal Cancer |
| HNPCC | Hereditary Non-Polyposis Colorectal Cancer . |
| HOA | Hematology Oncology Associates |
| HOAB | Hematology Oncology Associates of Brooklyn |
| HOAF | Hematology Oncology Associates of Fredericksburg |
| HOAI | Hematology Oncology Associates of Illinois |
| HOCC | Haemato Oncology Care Centre |
| HOCI | Hematology Oncology Consultants Inc |
| HODC | Haematology Oncology Day Care |
| HODC | Haematology Oncology Day Centre |
| HODS | Haemato Oncology Diagnostic Service |
| HODS | Haemato Oncology Diagnostic System |
| HODS | Haematopathology and Oncology Diagnostic Service |
| HOG | Hoosier Oncology Group |
| HOPA | Hematology Oncology Pharmacy Association |
| HOPA | Hematology/Oncology Pharmacy Association |