What tissues can be effected by hypertension? -

the heart kidneys brain blood vessels eyes

hypertension can cause renal (kidney) disease and kidney failure, hemorrhage (bleed) in the brain, hypertrophy (enlargement) of the heart, heart failure, retinal damage, and pulmonary edema (fluid in the lungs). It can also contribute to atherosclerosis (hardening of the arteries) and development of aortic aneurysms.