Recurrent epistaxis in a 15 year old female the most common cause is:

Answer is not given any where but we can come to correct conclusion by: option a is juvenile nasopharyngeal fibroma option b is rhinosporidiosis is a cause of epistaxis but usually occurs in young males from India. option c is foreign body which is cause of epistaxis in children and is not commonly seen in 15 years of age. so we are left with hematopoietic disorder which can be seen in a 15 year old female.