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Monday, August 3, 2009


This lesson is the continuation of urinary system disease conditions. 5. Polycystic kidneys: There are manifold liquefied pouches or cysts formed inside the kidneys. This is a genetic condition that typically stays behind asymptomatic or no symptom revealed until one's adult life. The symptoms in the adult life reveals this condition are enlargement of the kidneys (nephromegaly), hematuria (blood in the urine), UTI (urinary tract infection), uremia, and hypertension. 6. Pyelonephritis: This is a disease condition caused by a bacteria due to the inflammation of the renal pelvis in the kidneys. Pus is collected in the renal pelvis as tiny abscesses. The symptom of this disease is pyuria that is excretion of pus in the urine. Surgical repair is needed to remove the obstructions and antibiotics are the treatment options for this disease condition.

7. Kidney failure or renal failure: In this disease condition kidneys fail to send out urine. Nitrogenous wastes and some acids are formed in our body from the diet and body metabolism functions. These are to be excreted through the kidneys periodically. But when the kidneys failed they stop this function of sending out nitrogenous wastes and acids from the body. This condition may be for short period or for a long term or progressive in nature or may be mild one or may be a severe one. If it is severe it called ESRD or end-stage renal disease. It should be treated otherwise it is deadly. Erythropoietin is used to treat this condition.

8. Renal cell carcinoma: Cancerous growth of the kidney in middle age. Hematuria is the main symptom of this disease condition. This cancer may spread to the lungs and bones. Nephrectomy is the treatment option.

9. Renal hypertension: Hypertension (high blood pressure) caused by kidney disease. Renal hypertension is of two types such as Secondary hypertension and essential hypertension. Secondary hypertension is of an ordinary type caused due to renal artery stenosis or glomerulonephritis. Essential hypertension is one the cause of which is unknown. In this condition renal arteriole walls turn out to be thickened or narrowed.

Next lesson is the continuation of the urinary system disease conditions. OK.

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