Acute Renal Failure Case Study

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The Urinary System plays an important role in our everyday life. It’s most important functions are maintenance of homeostasis, manufacture hormones that we need, and to process our wastes for elimination. Our kidneys are part of this whole system; bad habits and lifestyle affect the whole cycle. This system has a long list of disorders and diseases that an individual may acquire; one of these is Acute Renal Failure (ARF). Its fast development impairs the kidneys- unless the problems detected immediately and treated.
Acute Renal Failure causes the kidneys to stop abruptly working. It loses its functions to eliminate wastes, maintain fluid balance, and preserve our body’s electrolytes. Blood enters the kidneys through the renal arteries and …show more content…

These phases are onset, oliguria, diuresis, and recovery. It is important to identify which phase of failure the client is experiencing. There are different signs and symptoms in each phase of kidney failure. The diagnosis done by blood tests, which measure arterial blood gases, blood urea nitrogen (BUN), creatinine, and glomerular filtration rate (MedicineNet, 2013). During the onset phase, BUN (10-20 mg/dL) and creatinine (0.6-1.2 mg/dL) begin to rise up. As ARF progresses, it shifts into the oliguria phase or the decrease in urine production. In this phase, urine output is about 100-400 mL/day. Urine output is monitored and measured so that the amount of urine excreted in a day can be documented. BUN and creatinine also continue to increase. The study of arterial blood gases determines the pH of blood (7.35-7.45), PaO2 or partial pressure of arterial oxygen (80-100 mm Hg), PaCO2 or partial pressure of arterial carbon dioxide (35-45 mm Hg), and HCO3 or bicarbonate (21-28 mEq/L). These blood tests maintain the acid-base balance in our body and an imbalance indicates an abnormality in the whole process. Aside from blood tests and urine output measurement, urinalysis is done to determine the presence of nitrates in the urine, as well as leukocytes, ketones, bilirubin, proteins, crystals, and glucose. Urinalysis is commonly and routinely ordered because it detects the substances (Lab Tests Online, 2012). The presence of cellular …show more content…

As the client progresses into the disease fluid, intake is monitored. The client should avoid salty foods because salt can contribute to hypertension. Water based liquid should be avoided such as broth, Jell-O, popsicles, ice cream, watermelon, melon, lettuce, and celery. The patient needs to eat a low-protein diet especially before dialysis. The provider may recommend a protein diet of 1 gram per day. Foods that have a good source of protein include fruits, breads, grains, and vegetables. These foods provide energy, fiber, minerals, and vitamins. If the client is losing weight, he should get enough calories because it prevents the breakdown of body tissue. Fat is a good source of calorie, and an example is olive oil. Conversely, if the client is overweight, he should limit the intake of carbohydrates. In addition, dairy should be limited because it is high in phosphorus. It causes calcium loss from bones, making them weaker and can cause them to break. In order to balance calcium and phosphorus, calcium supplements are accompanied by Vitamin D. Foods that are low in phosphorus include tub margarine, butter, cream cheese, heavy cream, ricotta cheese, sherbet, and whipped toppings. Finally, the client should also balance his intake of potassium by consuming fruits like peaches, pears, cherries, apples, berries, pineapple, plums,

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