A

Little’s area (Kiesselbach’s plexus) on the anterior nasal septum is the source of about 80-90 % of all epistaxis, and minor local trauma (nose picking, rubbing) to this richly vascular region is therefore the single most common precipitating cause of nosebleeds [Doyle, 1986, PMID 3951304; Schmidtman, 2022, PMID 35724353].