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Quest for the aberrant vessel
H A Milczuk1, P W Flint, J M Eskridge
1Department of Otolaryngology-Head and Neck Surgery, University of Washington School of Medicine, Seattle 98195.
In most cases of posterior epistaxis, the terminal branches of the internal maxillary artery (IMA)--principally the sphenopalatine artery--are believed to be the source of hemorrhage. However, we recently treated three patients in which unexpected or aberrant vascular anatomy resulted in persistent posterior epistaxis.
In most cases of posterior epistaxis, the terminal branches of the internal maxillary artery (IMA)--principally the sphenopalatine artery--are believed to be the source of hemorrhage. However, we recently treated three patients in which unexpected or aberrant vascular anatomy resulted in persistent posterior epistaxis.