Common causes of hypertension in 9-year-olds

Hypertension in nine-year-olds is caused by genetics, vitamin D excess, congenital aortic stenosis, endocrine disorders, pyelonephritis, adrenal hyperplasia, kidney tumors, and renal artery stenosis. Patients may experience headaches, dizziness, arrhythmia, hot flashes, excessive sweating, and nausea and vomiting.