Renal disease Flashcards
The 3 main components of the renal tract are?
- kidneys
- ureter
- bladder
what are the 3 main functions of the renal system?
- excretory function
- acid base balance
- endocrine function
what is the function of erythropoietin?
to stimulate red blood cell production
what are the 3 endocrine functions of the renal system?
- produce erythropoietin
- activate vit D
- control blood pressure
what is polyuria?
abnormally large production of urine
what is oliguria?
abnormally small amount of urine produced
what is anuria?
the failure of the kidneys to produce urine
when blood is present in urine, this is called?
haematuria
proteinuria is when…
there is abnormally high protein levels detected in the urine
what is dysuria?
painful or difficult urination
A high urea content in urine is called..?
uraemia
hyperkalaemia is..?
high potassium content
dialysis is defined as…
renal replacement therapy
name the 4 ways to investigate the renal system.
- urine
- blood
- imaging
- tissue
what are the 3 tests that can be done to investigate the urine?
- dipstick
- microscopy
- microbiology
what will show up in the microscopy?
abnormal cells of crystals
what are the 4 things tested for in a dipstick test
- white blood cells
- blood
- protein
- glucose
name 3 electrolytes
- potassium
- urea
- ceratinine
what does GFR stand for?
glomerular filtration rate
what are 3 categories used to grade renal failure
- mild
- moderate
- severe
what are the GFR ranges of each of these categories?
mild = 20-50ml/min
moderate = 10-20 ml/min
severe =
4 ways to image the renal tract?
- plain radiograph
- intravenous urogram
- ultrasound
- MRI
what can hyperkalaemia cause?
cardiac arrest
if there is an excretion failure and uraemia occurs what are 6 possible consequences/signs? §
- malaise
- anorexia
- reduced immunity
- reduced platelet function
- itch
- eventually coma/death