Ohne Titel

Kidney function test

excretion products and toxins

Urea

Creatine

Uric acid

Regulation of

electrolyte concentrations

serum osmolality

extracellular fluid volume

Extracellular fluid volume

production of hormones

erythropoietin

1,25 dihydroxyvitamin

Renin

functional unit

nephron

It test

Identify renal disease

monitoring the response

determining the progression of renal disease

glomerular filtration rate (GFR)

Test

Blood

Serum creatinine

GFR

disease progresses, the creatinine in the blood rises

level of greater than 1.2 for women

Level of greater than 1,4 for man

kidneys are not working

The normal value for GFR is 90 or above

calculated from serum creatine

Blood Urea Nitrigonen (BUN)

Urea nitrogen comes from the breakdown of protein

A normal BUN level is between 7 and 20

Rises

Decreases

Imagen

Ultransound

sound waves

picture of the kidney

CT Scan

X-rays

Kidney blopsy

needle with a sharp cutting edge

small pieces of kidney tissue

Urine

Urinalysis

Dipstick test

Uirne protein

Many protein is proteinuria

Microalbuminuria

Dipstick test

Detect

albumin in the urine

Creatinine clearance

compares the creatinine

a 24-hour sample vs creatinine blood

Renal Impairment

Acute (AKI)

Chronic (CKD)

sudden onset of injury

Few hours or days

Causes

caused by long-term diseases

Hypertension and diabetes

decreased blood flow

direct damage

blockage of the urinary tract