PPT-Pathophysiology of acute renal failure & chronic renal failure

Presented by Rama Shukla Assistant Professor LNCPBHOPAL. Acute Renal Failure. Pathophysiology. Types of acute renal failure include:. Prerenal . Intrarenal . Postrenal . Types of Acute Renal Failure. Prerenal azotemia. —r. enal failure caused by poor blood flow to the kidneys. Renal . system (urinary . system) . Consists . of the kidneys, ureters, urinary bladder, and urethra. 1- Excretion of metabolic wastes. 2- Regulation of mineral and water balance, pH, …. 3- Release of renin that is important in ABP and blood volume regulation. Acute Renal Failure. Pathophysiology. Types of acute renal failure include:. Prerenal . Intrarenal . Postrenal . Types of Acute Renal Failure. Prerenal azotemia. —r. enal failure caused by poor blood flow to the kidneys. Dr.Hazem.K.Al-Khafaji. MBCHB.D.M.FICMS . The clinical presentation of renal diseases include:-. 1- Nephritic syndrome. 2-Nephrotic syndrome. 3- Acute kidney injury(AKI),the old name acute renal failure.. acute kidney injury AKI is a sudden and usually reversible loss of renal function which develops over days or weeks and is usually accompanied by a reduction in urine volume. . A rasied creatinine level can be due to acute, acute on chronic of chronic kidney disease.. Senior Nursing Lecturer. BGI. Definition. . ARF Is . the rapid breakdown of renal (. kidney) function . that occurs when high levels of uremic . toxins (waste . products of the body's . metabolism) accumulate . By. Dr. . Hayam. . Hebah. Associate professor of Internal Medicine. AL . Maarefa. College. ACUTE RENAL FAILURE. AKI:. It is . sudden. and usually . reversible. loss of kidney function which develops over days or weeks and . Dr. Mohd. Aslam. Anatomy. Basic Renal Physiology. . Nephron. is the functional unit of the kidney. Capable of forming urine, has two major. components:. – . Glomerulus. – Tubule:. • proximal. Renal failure. Renal failure is defined as a significant loss of renal function in both kid. . to . the point of about 10-20% of the GFR.. Renal failure may . occure. as an acute and rapidly progressing process or may present as chronic form in which there is a progressive loss of renal function over a many yrs.. Notes about renal system:. 25 % of cardiac output goes to kidneys.. Kidney is a . multilobular. structure, composed of up to 18 lobules, each lobule composed of . nephrons. .. Each . nephron. has a . Acute Renal Failure. Definitions. Azotemia. - the accumulation of nitrogenous wastes. Uremia. - symptomatic renal failure. Oliguria. - urine output < 400-500 mL/24 hours. Anuria. - urine output < 100 mL/24 hours. The patient is a 41 year-old male who has a longstanding history of hypertension and diabetes and presents with a complaint of . pruritis. , lethargy, lower extremity edema, nausea and emesis. He denies any other medical illnesses.. by. Assistant lecturers. . Sadiq Salam H. AL-Salih. Hassanain Mohammed Khadim. Kareem . Waheed. Mohammed. Hussein Khadim Hussein . Al-. Mustaqbal. University College. Department of Nursing. 2. nd . DR WAQAR. MBBS, MRCP, Internal Med. (London). MRCP, Endo.& Diabetes( London). ASST. PROFESSOR. NORMAL FUNCTIONS. OF THE KIDNEYS. Excretion of wastes ( Urea, . creatinine. ) . Acid-base balance ( excretion of acids produced in the body).