Question: what can cause high blood pressure in a child?
Answer: Chronic kidney disease. Polycystic kidney disease. Heart problems, such as severe narrowing (coarctation) of the aorta. Adrenal disorders. Hyperthyroidism. Pheochromocytoma, a rare tumor in the adrenal gland. Narrowing of the artery to the kidney (renal artery stenosis)