Varicose Vein – Definition, pathophysiology, manifeststation and treatment of Varicose Vein
Number of View :46What is Varicose Vein Varicose Vein is the permanent dilation and tortuosity of veins. It is most commonly seen in the legs, probably as a result of congenitally incomplete valves; Varicose veins are veins that have become distended over time. Long, tortuous and dilated veins of the superficial varicose system due to [...]
INFECTIOUS AND INFLAMMATORY DISORDERS OF THE LIVER
Number of View :96INFECTIOUS AND INFLAMMATORY DISORDERS OF THE LIVER Chronic inflammatory disorders of the liver dominate the clinical practice of hepatology. Virtually any insult to the liver can kill hepatocytes and recruit inflammatory cells. However, the foremost primary liver infection is viral hepatitis. Less common is a condition called autoimmune hepatitis. The liver is [...]
Pathogenesis of Renal Hypertension & Renin-Angiotensin System
Number of View :448Pathogenesis of Renal Hypertension Renin is a proteolytic enzyme produced and stored in the granules of the juxtaglomerular cells surrounding the afferent arterioles of glomerulus. The release of renin is stimulated by renal ischamia, sympathetic nervous system stimulation, depressed sodium concentration, fluid depletion and decreased potassium intake. Released renin is transported through [...]
Factors that Contributes to the Development of Essential (Primary) Hypertension
Number of View :526 Development of Essential (Primary) Hypertension By definition, the cause of essential hypertension is unknown but a number of factors are related to its development. These factors are: Genetic Factors: The role of heredity in the etiology of essential hypertension has long been suspected. Familial aggregation, occurrence of hypertension in twins and epidemiological [...]
Pathogenesis of Essential Hypertension – Role of Defective Pressure Natriuresis & Reset Pressure Natriuresis
Number of View :529PATHOGENESIS OF ESSENTIAL HYPERTENSION. The natural history of essential hypertension evolves from occasional to established hypertension. After a long invariable asymptomatic period, persistent hypertension develops into complicated hypertension, in which target organ damage to the aorta and small arteries, heart, kidneys, retina, and central nervous system is evident. The progression begins with [...]