Chronic kidney disease Flashcards

(40 cards)

1
Q

Describe the chronic decline in kidney function in CKD

A
  • progressive

- permanent

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2
Q

Key difference between underlying cause of AKI vs CKD

A

CKD is caused by chronic co-morbidities

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3
Q

Examples of causes of CKD (just to be aware of)

A
  • DM
  • hypertension
  • age-related decline
  • glomerulonephritis
  • PKD
  • NSAIDs/PPIs/lithium
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4
Q

RFs for CKD

A

Same as AKI

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5
Q

When CKD is symptomatic it can have the following features

A
  • purities
  • loss of appetite
  • nausea
  • oedema
  • muscle cramps
  • peripheral neuropathy
  • pallor
  • hypertension
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6
Q

How far apart should the 2 U&Es tests for CKD be to determine impaired eGFR

A

3 months apart

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7
Q

How is haematuria detected

A

Blood in urine dipsticks

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8
Q

Indications for renal USS

A
  • accelerated CKD
  • haematuria
  • FH
  • PKD
  • obstruction
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9
Q

What G score and A score are needed for a CKD diagnosis

A

G3a

A2

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10
Q

G3a (based of eGFR) is

A

45-59

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11
Q

A2 (based on ACR) is

A

3-30

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12
Q

CKD patient should be referred to a specialist if eGFR is

A

<30

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13
Q

CKD patient should be referred to a specialist if ACR is

A

> 70

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14
Q

CKD patient should be referred to a specialist if eGFR decreases by …. in a year which is a sign of a rapidly progressing CKD

A

25% (15ml/min)

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15
Q

CKD patient should referred to a specialist if their hptn is still uncontrolled despite being on how many antihypertensives

A

4

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16
Q

How to slow the progression of CKD

A
  • optimise diabetic/hypertensive control

- treat glumerulonephritis

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17
Q

How to reduce risk of CKD complications

A
  • healthy lifestyle

- atrovastatin

18
Q

Oral medication given to Tx metabolic acidosis due to CKD

19
Q

2 components to treat anaemia due to CKD

A
  • iron supplements

- erythropoietin

20
Q

Vitamin given to treat renal bone disease due to CKD

21
Q

End stage RF can be treated with one of the following

A
  • dialysis

- renal transplant

22
Q

Why does CKD lead to anaemia

A

— erythropoietin —> — RBCs

23
Q

1st line to correct iron deficiency prior to EPO Tx

24
Q

2nd line to correct iron deficiency prior to EPO Tx

25
Why should blood transfusions to correct anaemia in CKD be limited
Avoid allosensitisation
26
Diabetic patients with an ACR of …. should be offered ACEi
>30mg/mmol
27
Hypertensive patients with an ACR of …. should be offered ACEi
>30mg/mmol
28
Any patient with ACR of …. should be offered ACEi
70mg/mmol
29
Why should serum K be monitored in CKD patients on ACEi
CKD + ACEi —> ++ serum K
30
Features of rugger spine on XR of CKD-MBD
- sclerosis of end of Vs | - osteomalacia in centre of Vs
31
Why is there an elavated serum PO4 in CKD-MBD
— PO4 excretion
32
Why is there low active VitD in CKD-MBD patients
Kidneys activate VitD
33
Why is there — Ca absorption in CKD-MBD
— PO4 & — VitD
34
Explain the 2ry hyperPTHism in CKD-MBD
— Ca
35
Explain the osteomalacia in CKD-MBD
— Ca —> ++ osteoclast activity —> + bone turnover with insufficient Ca
36
Explain the osteosclerosis in CKD-MBD
+ osteoblast activity (to match osteoclast activity) —> poorly formed tissue (inadequate Ca supply)
37
RFs for osteoporosis
- age | - steroids
38
VitD options to correct osteomalacia
- alfacalcidol | - calcitriol
39
Tx for osteoporosis
Bisphosphonates
40
Substance to lower in diet to reduce risk of bone issues
PO4 (since prime is PO4 excretion)