Non-neoplastic hematology/coagulation

3A Factor V (Leiden, others) (Hypercoagulable state)
3B FACC (Fanconi anemia)
3C FACD (Fanconi anemia
3D Beta globin (Thalassemia)
3E Alpha globin (Thalassemia)
3F MTHFR (Elevated homocysteine)
3G Prothrombin (Factor II, 20210A) (Hypercoagulable state)
3H Factor VIII (Hemophilia A/VWF)
3I Factor IX (Hemophilia B)
3J Beta globin
3Z Non-neoplastic hematology/coagulation, not otherwise specified

Histocompatibility/blood typing
4A HLA-A
4B HLA-B
4C HLA-C
4D HLA-D
4E HLA-DR
4F HLA-DQ
4G HLA-DP
4H Kell
4Z Histocompatibility/blood typing, not otherwise specified