Final answer:
Severe symptomatic hypertension with symptoms like headache, nosebleeds, and evidence of left ventricular hypertrophy in a young person suggests a hypertensive emergency, which is a serious cardiovascular condition that requires immediate medical attention.
Step-by-step explanation:
The condition that presents with severe symptomatic hypertension (HTN) with headache (HA), epistaxis, and evidence of left ventricular hypertrophy (LVH) in a young person could be indicative of severe, uncontrolled hypertension. This is a dangerous cardiovascular condition where the blood pressure is persistently elevated, causing the heart to pump harder and potentially leading to hypertensive emergencies that could progress to heart attacks, strokes, or heart failure if not treated promptly. The combination of symptoms such as severe headache, nosebleeds, and evidence of LVH suggests that the hypertension is not only present but also severe and has started to affect the heart's structure and function.