Ahmed Khan, 17, was able to undergo a 13-hour brain surgery — despite having a rare blood disorder that complicates clotting ...

Doctors stumbled upon a type rarer than “golden blood”—and suspect more patients carry the bizarre genetic anomaly.

An intrauterine transfusion is considered "one of the riskiest, most complex and rarest lifesaving transfusions" ...

Orlando, Fla. -- An international search is on to find some of the rarest blood in the world to help save the life of a 2-year-old South Florida girl. Zainab has neuroblastoma, an aggressive form of ...

Add Yahoo as a preferred source to see more of our stories on Google. Nigel Vaughan discovered he had a rare blood type during a murder investigation when he was 16 in the 1970s While he wasn’t ...

Hemophilia is a rare medical condition where blood doesn't clot properly. Various treatment options are available to help prevent and control bleeding episodes. Health recognizes that not everyone who ...

Arthur, who was born in January 2025, contracted parvovirus and had to have an intrauterine transfusion ...

WASHINGTON — The Food and Drug Administration has approved the first drug treatment for pediatric patients 12 and older with a rare blood disorder. The treatment for acquired thrombotic ...

A person's blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune response if they are foreign to the body," according to American Red Cross.