A rare case of excessive bleeding after tonsillectomy; a diagnostic challenge

Hemophilia C is a rare inherited clotting disorder caused by deficiency of factor XI with an incidence of 1 per million. It is an autosomal recessive disorder hence, male and female both are equally affected. This paper reports a 34 year old mother and her 14 year old son, residents of Sialkot Pakistan with a history of an unknown type of bleeding disorder.