2019; Adolescent/young adult; Adrenal; Adrenalectomy; Alpha-blockers; Amlodipine; Argentina; Beta-blockers; Blood pressure; CT scan; Creatinine; Doxazosin; Fludrocortisone; Genu varum; Headache; Hispanic or Latino - Central American or South American; Hypertension; Insight into disease pathogenesis or mechanism of therapy; Kidney dysplasia; Kidney function; Kidney transplantation; Labetalol; Male; May; Metanephrines; Metanephrines (urinary); Methylprednisolone; Mineralocorticoids; Nebivolol*; Nephrology; Neurofibromas; Neurofibromatosis; Normetanephrine; Palpitations; Phaeochromocytoma; Prednisone; Renal failure; Resection of tumour; Skin pigmentation - spotty; Sweating; Tachycardia