<prompt> Cause of secondary hypeension includes -Old ageRenal parenchymal diseasePregnancy-indued HTNHypothyroidism  <response>: causes of secondary hypeension includes, Alcohol,Obesity,Pregnancy pre-eclampsia Renal disease Renal vascular disease Parenchymal renal disease, paicularly glomerulonephritis Polycystic kidney disease Endocrine disease Phaeochromocytoma Cushings syndrome Primary hyperaldosteronism Conns syndrome Glucocoicoid-suppressible hyperaldosteronism Hyperparathyroidism Acromegaly Primary hypothyroidism Thyrotoxicosis Congenital adrenal hyperplasia due to 11-b-hydroxylase or 17a-hydroxylase deficiency Liddles syndrome 11-b-hydroxysteroid dehydrogenase deficiency Drugs e.g. Oral contraceptives containing oestrogens, anabolic steroids, coicosteroids, NSAIDs, carbenoxolone, sympathomimetic agents Coarctation of the aoa ref:davidsson;s principles and practices medicine,21 st ed,pg no 624 