Acute Tubular Necrosis Flashcards by Ella Knight | Brainscape

Q

What is ATN?

A

Acute tubular necrosis

Necrosis of epithelial cells of renal tubules

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Q

Is ATN reversible?

A

Yes

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Q

How long does recovery from ATN take?

A

7-21 days

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Q

What are the broad causes of ATN?

A

Ischaemia

Toxins

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Q

What can cause ATN via ischaemia?

A

Shock
Sepsis
Dehydration

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Q

What can cause ATN via toxins?

A

Contrast dye
Gentamicin
NSAIDs

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Q

How is suspected ATN investigated?

A

Urinalysis

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Q

What does urinalysis show in ATN?

A

‘Muddy brown casts’

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Q

How is ATN managed?

A

Supportive management

IV fluids
Stop nephrotoxic medications

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