Aortic dissection occurs when blood splits apart the inner muscle wall of the aorta. The aorta has three layers: intima, media, and adventitia. The dissection can cross all three layers, causing immediate rupture
Renal parenchyma comprises renal medulla and cortex. Kidneys filter waste products and regulate electrolyte balance. Disease affects glomeruli, blood vessels, and interstitium
PRES is a rare brain swelling condition affecting parietal and occipital lobes. First described in 1996, affects brain's back region predominantly. Symptoms include headaches, seizures, visual changes, and neurological weakness