 It may lead to nosebleeds , acute and chronic digestive tract bleeding , and various problems due to the involvement of other organs . Treatment focuses on reducing bleeding from blood vessel lesions , and sometimes surgery or other targeted interventions to remove arteriovenous malformations in organs . Chronic bleeding often requires iron supplements and sometimes blood transfusions . HHT is transmitted in an autosomal dominant fashion , and occurs in one in 5 @,@ 000 people . 
