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Flashcards in 22. Poor Urinary Output Deck (9)
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1

What are the causes of poor urinary output classified into?

Pre-renal
Renal
Post-renal

2

What are the pre renal causes of poor urinary output?

Hypovolemia
Hypotension

3

What are the renal causes of poor urinary output?

Acute tubular necrosis
Glomerunephritis
Interstitial nephritis

4

What are the post-renal casues of poor urinary output?

Ureter: masses
Bladder: neuropathic bladder
Urethra: BPH + blocked catheter

5

What is oliguria?

Reduced urinary output

6

What is anuria?

Complete absence of urinary output

7

What should you check the surgical operative notes for in a patient with poor urinary output?

Type of surgery- possibility of damage to the UT or dehydration in laparotomies
Blood loss- hypovolaemia resulting in inadequate renal perfusion pressure

8

List 4 nephrotoxic drugs

NSAIDs
ACEi
Diuretics
Some antibiotics e.g. gentamicin, vancomycin

9

Which condition may cause new onset renal failure, fever and seizures?

Thrombotic thrombocytopenic purpura