Kidney/Pudenda - Unit 4 - AKI and CDK Flashcards

1
Q

What is acute renal failure?

A

Abrupt loss of kidney function

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2
Q

Acute Renal Failure - not reversible. T/F?

A

False - it is if you have prompt medical intervention.

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3
Q

What is azotemia?

A

the accumulation of nitrogen and waste products in blood.

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4
Q

What is uremia?

A

Azotemia WITH symptoms.

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5
Q

What is the mortality rate for acute renal failure?

A

50-80%

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6
Q

What is the Pre-Renal cause of AKI?

A

Perfusion to kidney’s is decreased (map

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7
Q

What is the intra-renal cause of AKI?

A

damage to kidney itself, like acute tubular necrosis (nephrotoxic chemicals, meds, etc), infections (cytomeglovirus), diseases that precipitate vascular changes

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8
Q

What is the post-renal cause of AKI?

A

Obstruction of urinary collecting system - urethral stricture, BPH, bladder cancer, ureteral obstruction, abdominal tumor, etc.

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9
Q

What are the most common causes of AKI?

A

Medication, hypovolemia, hypotension

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10
Q

What are some nursing things to watch for with AKI?

A

Watch for low U/O

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11
Q

What are the 4 phases of AKI?

A

Onset, oliguric, diuretic, recovery

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12
Q

What happens during “onset” ?

A

Insult - may occur hours or days before oliguria

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13
Q

What happens during the “oliguric” phase?

A

May lass 7-14 days,

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14
Q

What happens during the diuretic phase?

A

Urinary output greater than 500CC/24 hours. Tubule system unable to concentrate urine, hypovolemia and hypotension, BUN stops increasing, watch for hypovolemia and hyponatremia

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15
Q

What happens during the recovery phase?

A

Continues until renal function is fully restored, although some permanent loss of possible.

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16
Q

What are some symptoms of AKI?

A

sudden or decrease in urine output, low BP, tachycardia, pulmonary edema, kussmaul respirations, anemia, leukocytosis, altered platelet function, decrease in LOC, fluid retention, hyperkalemia, hyponatremia, metabolic acidosis

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17
Q

Should we worry about decreasing the potassium level for AKI?

A

YES

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18
Q

Is sodium bicarb the antidote for K+?

A

Bicarb brings it back out to the cell.

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19
Q

What are some dietary things for AKI?

A

Fluid restriction, intake of protein, potassium and sodium is regulated according to blood work, increase intake of carbs.

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20
Q

When is dialysis indicated?

A

Volume overload, BUN >120, metabolic acidosis, increased potassium w/EKG changes, pericardial effusion, cardiac tamponade

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21
Q

What are some nursing considerations for patients with AKI?

A

Daily weight, VS, daily lab, fluid balance, fluid restriction, restrict protein, K+, sodium, fluid, encourage carbs and fats, prevent infection, prevent skin breakdown, emotional support

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22
Q

What is Chronic Kidney Disease?

A

Progressive irreversible destruction of kidney tissue.

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23
Q

How much damage can the kidney’s handle?

A

75-80%

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24
Q

ESRD (End-stage-renal-disease) more common in what nationalities?

A

African Americans, Native Americans and Asian Americans

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25
Q

What is the relationship between chronic kidney disease and diabetes?

A

The vascular damage of DM causes the problems in CKD

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26
Q

What are some risk factors for CKD?

A

Acute renal failure, poorly controlled diabeetus, chronic glomerularnephritis, chronic HTN, lupus, polycystic kidney disease, etc.

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27
Q

What happens in stage 1 of CKD?

A

Minimal kidney damage with normal GFR (greater than 90 mL/Min)

28
Q

What happens in stage 2 of CKD?

A

Mild kidney damage with mildly decreased GFR (60-90 mL/min)

29
Q

What happens in stage 3 of CKD?

A

Moderate kidney damage with moderate decrease in GFR (30-60 mL/min) - decreases renal reserve and 50% of nephrons lost - SYMPTOMS can start here.

30
Q

Stage 1-3 of CKD - do diuretics work?

A

Yes

31
Q

Stage 4 CDK - what happens?

A

severe kidney damage with severe decrease in GFR (15-30 ml/min) - renal insufficiency and 75-80% of nephrons lost.

32
Q

What happens in stage 5 CKD?

A

Kidney failure with little or no GFR taking place (less than 15 ml/min) - ESRD - 90-100% nephrons lost.

33
Q

what are some clinical manifestations of CKD?

A

GFR

34
Q

Is hyperkalemia a problem with CKD?

A

YES - give Ca carbonate to protect the heart!

35
Q

What are some meds given for patients with renal failure?

A

Antihypertensives, iron supplements and folic acid, kayexalate (gets rid of K+), erythropoietin alfa (for Hct’s less than 30), alkalizers, vitamin d supplements, stool softeners, diuretics

36
Q

What are the 4 goals of dialysis?

A

remove end products and waste, control potassium, remove excess fluid, correct acid/base balance

37
Q

What is hemodialysis?

A

It’s when you’re hooked up and your blood is filtered. 200-500 ml/hr. 3 x a week for 2-3hours.

38
Q

What’s a fistula for dialysis? what must you feel/hear?

A

It’s when they take a vein/artery and combine them. Takes about 6 weeks to mature. NEED TO HEAR A BRUIT AND FEEL A THRILL!

39
Q

What’s a graft?

A

Dacron shunt placed in arm, leg, or chest.

40
Q

What’s a temporary quinton catheter?

A

Catheter for dialysis used for the short term. Stick in an artery..

41
Q

What is a perm cath?

A

More permanent - 2-4 weeks but can go longer.

42
Q

What should we do before dialysis?

A

Bun, Creat, BP, hold h20 soluble meds, vitals, weight

43
Q

What do we do during dialysis?

A

LOC, vitals, monitor fistula, headache (from pulling fluid too fast)

44
Q

What are some nursing considerations after dialysis?

A

LOC, BP, warm patient, they may be tired, could be cold from vasoconstriction, weight (how much came off)

45
Q

What are some complications of hemodialysis?

A

Clotting/infection of access site, anemia, hypotension, disequilibrium syndrome, sepsis

46
Q

What is disequilibrium syndrome?

A

Caused by rapid exchange of F/E, our blood becomes hypoosmotic - too much fluid in blood so it leaks into CSF causing cerebral edema. N/V, confusion, headache, restlessness, seizures, etc - STOP DIALYSIS, infuse hypertonic solution!

47
Q

What is peritoneal dialysis?

A

Began in the 20’s - uses peritoneum.

48
Q

What is the procedure for peritoneal dialysis?

A
  1. Infuse peritoneum for 30min-2hours.
  2. Dwell (leave it for 30-min-2hours)
  3. Place bag on floor and let it all drain out.
49
Q

What are indications for peritoneal dialysis?

A

Treatment for older clients, those who can’t handle the anticoagulation need for hemodialysis, clients with poor blood vessels, those with infections, etc.

50
Q

What are some contraindications for peritoneal dialysis?

A

H/O multiple abdominal surgeries, etc, recurrent hernia’s, obesity, chronic back pain, severe COPD, cognitive problems, etc.

51
Q

If no fluid comes out for peritoneal dialysis, what do we do?

A

Move the patient, take a laxative, etc.

52
Q

What should we do pre-peritoneal dialysis?

A

Weight, edema, ten-cough catheter, vitals, heart sounds, LOC, Bun/Creat, heating pad, etc.

53
Q

What do we do during peritoneal dialysis?

A

Watch LOC, vitals, drainage (white/yellow/clear = normal, cloudy = infection)

54
Q

Protein is lost during peritoneal dialysis, so patients should have more protein. T/F?

A

TRUE

55
Q

what are the two peritoneal dialysis systems?

A

CAPD (continuous ambulatory peritoneal dialysis - throughout the day, the patient does it)

CCPD (continuous cyclic, the patient hooks up to a machine at night)

56
Q

What are some complications of peritoneal dialysis?

A

Peritonitis, protein loss, flow problems, respiratory distress, access site infections, hyperglycemia, hyperlipidemia, pain

57
Q

What are some complications for renal failure?

A

Hyperkalemia, HTN, seizures, cardiac dysrhythmias, pulmonary edema, infection, acidosis (metabolic), uremia

58
Q

Where do osmotic diuretics (mannitol) work?

A

Proximal tubule

59
Q

Where do loop diuretics (lasix, bumex) work?

A

Loop of henle

60
Q

Where do HCTZ/Zaroxolyn (Thiazide diuretics) work?

A

Distal tubule

61
Q

Where do K sparing diuretics (Aldactone) work?

A

someplace awesome. ha!

62
Q

If a client feels sick, with like the flu, should dialysis be held?

A

NO

63
Q

Where is a transplanted kidney place?

A

Near the hip - it’s more protected and easier to transplant here.

64
Q

Kidney donor - it’s okay if they’ve been dead for a while and have a major infection. T/F?

A

FALSE - soon after death and they can’t have an active infection.

65
Q

After kidney transplant, it’s okay that the urine is pink - T/F?

A

TRUE

66
Q

Why is a patient on a stool softener following a kidney transplant?

A

They have to go through the bowel to get to the kidney.