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Flashcards in Acute Kidney Injury Deck (21)
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1
Q

Define AKI

A

Syndrome of falling GFR

2
Q

Diagnosis of AKI

A

serum creatinine ≥26.5

3
Q

Stage 1 AKI
Stage 2

stage 3

Urine output

A

creatinine rise ≥26.5

4
Q

Cortex receives how much blood

A

Most /80%

5
Q

What’s in cortex and what’s it at risk of

A

proximal tubular cells are very susceptible to hypotension and hypoxia

6
Q

Classification of AKI

A

pre renal
Intrinsic
Post renal

7
Q

Name pre renal causes of AKI

A

Volume depletion
Decrease effective volume

Altered intrarenal haemodynamics

8
Q

Cause of intrinsic AKI

A

Acute tubular necrosis
Acute
Glomerulonephritis
Accurate interstitial nephritis

9
Q

Hyperkalaemia is

A

Increased K+

10
Q

Normal K+

A

3.5 mol/l

11
Q

At 5.5 + what do you see on ECG

A

Peaked T wave

Prolonged PR segment

12
Q

6.5 K+ what do you see

A

Loss of P. Wave
Prolonged QRS
ST elevation
Eptopic beats

13
Q

Above 8 k+ you see

A
Progressive widening of QRS
Sine wave
Bundle of his blocks
Ventricular fibrillation 
Fascicular blocks
14
Q

Metabolic acidosis ABG and symptoms

A

pH < 7.3 pCO 2 pO 2
HCO
3
low normal to high low

Symptoms

breathless / tachypnoeic nausea non-specifically unwell

15
Q

Uraemia is

A

Retention of metabolic waste products

16
Q

Uraemia causes what condition which is what

A

Pericarditis

Which makes pericardium inflamed

17
Q

What % of ICU patients have AKI

A

57% very common

18
Q

Management of AKI

A

Exclude life threatening condition

Identify aetiology of AKI

Supportive treatment

Avoidance of progression

19
Q

RRT IS

A

Renal replacement therapy

20
Q

How does RRT work

A

Blood from patient pumped then effluent produced where water and electrolytes taken out.

Then through air detector
Then back into patient

21
Q

Vascular access for RRT

A

inter jugular vein
Femoral vein
Subclavian vein