| Inv, inv | inversion; involuntary |
|---|---|
| HLA | histocompatibility leukocyte antigen; histocompatibility locus antigen; homologous leukocyte antibod... |
| GSA | general somatic afferent; group-specific antigen; Gross virus antigen; guanidinosuccinic acid |
| INV | inferior nasal vein |
| Inv/Ev | inversion/eversion |