Homeostatic disorders in habitual nose bleeders

Two hundred and fifty [250] patients with repeated epistaxis were studied: 21.6% of them were found to have general cause for epistaxis not associated with defects in the haemostasis mechanism, 60.4% had local cause including those with blow-out haemorrhage from the lateral nasal wall and the rest had a defect in the primary haemostasis mechanism; 14.8% of them with a platelet dysaggregation, 0.4% had a defect in the capillary resistance, 1.6% were suffering from Von Willebrand disease and 1.21% from a deficiency of factor IX activity