Acute Kidney Failure Essay

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The basic function of a working kidney is to remove toxic waste from the bloodstream, balances body fluids and forms urine. (WebMd, 2013) When the kidney, which is an essential part of the human body fails and blood flow is compromised by electrolyte and acid base abnormalities this is Acute Renal Failure (ARF) also known as Acute Kidney Injury. There are three major causes of acute renal failure. First being Prerenal, which is primarily a severe drop in blood pressure and cessation of blood flowing to the kidneys caused by a traumatic injury or a severe illness. Secondly, another cause is Intrarenal which is the Middle stage of renal Failure, manifested by edema, toxins, drugs and decreased blood supply. Lastly, Postrenal is when the urine flow is compromised due to an enlarged prostate, stones, and/or a bladder tumor. According to the American Family Physician (2000) 60 to 70 percent of cases are prerenal causes. Diagnostic exams that are used to confirm ARF would be Urine output measurements, urine tests, blood tests, imaging test and lastly removing a sample of kidney tissue. (Mayo Clinic , 2012). The amount of urine excreted in a day can help your doctor find the cause of kidney failure. Diagnosis testing for prerenal and intrarenal failure would be Urinalysis and various blood tests, which reveal abnormalities such as BUN, serum electrolyte, creatinine, calcium, phosphorus and albumin levels. ( Mayo clinic, 2012). CT scan and/or an ultra sound can be used to view the kidneys and a biopsy is a definitive way to determine if the patient has postrenal failure. Some manifestations of acute renal Failure are asthenia which is the lack or loss of strength, Azotemia most commonly found in prerenal patients due to the high l... ... middle of paper ... ...and dialysis can help you feel better quickly. (DaVita, n.d ) There are three common types of dialysis: hemodialysis, peritoneal dialysis and lastly would be a kidney transplant. Hemodialysis is the most common method used to treat advanced and permanent kidney failure. This method replaces the work of your failed kidneys. Your blood is allowed to flow, a few ounces at a time through a specific filter and removes wastes and extra fluids. The clean blood is returned to the body. Moreover, removing the toxic wastes, salts and fluid help control your blood pressure and keep a balance of chemicals like potassium and sodium in the body. When a patient is on Hemodialysis a strict schedule must be followed. The patient will go 3 times a week for 3 to 5 hours, sometimes longer. Secondly, peritoneal dialysis Kidney transplants are another treatment that can be used to

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