system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 14-year-old boy presents to the emergency department with an intractable nosebleed. Pinching of the nose has failed to stop the bleed. The patient is otherwise healthy and has no history of trauma or hereditary bleeding disorders. His temperature is 98.9°F (37.2°C), blood pressure is 120/64 mmHg, pulse is 85/min, respirations are 12/min, and oxygen saturation is 98% on room air. Physical exam is notable for multiple clots in the nares which, when dislodged, are followed by bleeding. Which of the following location is the most likely etiology of this patient's symptoms?
assistant
Kiesselbach plexus