A 40 year old female patient presents with excessive bleeding. Patient gives a history of road traffic accident 5 hours ago and had a lacerated wound on lower back region. Blood grouping test reveals presence of Anti A antibody, Anti B antibody, Anti H antibody and Anti Rh D antibody in the serum. This patient can receive transfusion from a donor having blood group-
H substance is genetically different from ABO but is a precursor of A and B antigens.
An O group individual who inherits A or B genes but fails to inherit H gene from, either parent is called Oh phenotype or Bombay blood group.
People with bombay blood group can receive blood only from the same blood group and its a universal donor.
O positive
O negative
AB positive
Bombay blood group