Blood disease and Hemophilia

Blood disease noun - A disease or disorder of the blood.

Hemophilia and blood disease are semantically related. In some cases you can replace term "Hemophilia" with "Blood disease", this terms are similar.

Hemophilia noun - Congenital tendency to uncontrolled bleeding; usually affects males and is transmitted from mother to son.

Blood disease and hemophilia are semantically related. You can use "Blood disease" instead a noun "Hemophilia".