Renal Flashcards
Where are the kidneys located?
Retroperineally
T12 and T3
What is the loop of Henle?
Reabsorps sodium B water from glomerulus
Produces concentrated urine (dark yellow)
When is renin released?
Blood loss
Hypotension
↓ sodium
↑ potassium
↓eCF
What controls voiding?
Impulses from brain
T11 and L2
S2 to S4
Aging affects kidneys by
Decreases ability to concentrate urine
What do anticoagulants cause?
Hematuria
What can Rn check on PA of renal?
Distention of bladder
What is a urine analysis?
1st morning void
Examine w/in 1st hr
What is a creathine clearance test?
24hour urine that determines GFR
What is a urine cytology?
Screens for bladder cancer
What is a urodynamic study?
‘urinary tract function
What does increased bun indicate?
Dehydration
Proteinuria
What is osmolarity of urine?
50-1200
What is the ph of urine?
4.8 - 8.0
What does UTI does not cause?
Increased gravity, BUN and creatinine
What does a u/a look for in CAUTI’S?
Nitrates
WBC
Leukocyte esterase
Leukocyte esterase indicates
Pyuria
ecoli is resistant to
Bactim
Ciprofloxacin
What is the cause of acute pyelonephritis?
E. coli
Proteus
Klebsiella
Enterobacter
What are the preexisting factors of acute pyelonephritis?
Vesicourteal reflex
Obstruction
Pregnancy
Cystitis
What are obstructions?
BPH
Renal calculi
Strictures
What does an u/s identify
Hydronephoresis
Renal abscess
Obstructing stones
What does a CT scan?
Pyelonephritis
Scarring
Abscess
Why is A CBC taken w/ pyelonephritis?
To look for leukocytosis w/ a left shift
What causes an inflamed kidney W) fibrosis and atrophy?
Chronic pyelonephritis
What do you test for w/ recurring UTI’S?
Chronic pyelonephritis
What is associated w/ urethritis?
STD
What meds treat trichomonias?
Flagyl and monistat
What med will not treat trichomoniasis?
Bacterium
What meds treat monillial infections?
Nystatin
Clotrimozale
Fluconazole
What meds treat chlamydia?
Doxyclicline
Azithromycin
What causes ic?
. Delayed emptying
Sex
Stress
Premenstrual
What causes scarring?
Acidic urine
What are hunner lesions?
Inflamed bladder wall
What foods increase urine ph?
Fruits
Veggies
Non-cheese dairy
What foods decrease ph?
Fish
Meat
Cheese
What does OTC prelieffor ic do?
Alkalizer urine
What reduces burning and frequency?
Tricyclic antidepressants
Amitripityline
Nortriptyline
What does elimeron do for ic?
Reduces irritation
Takes weeks-months
What is instilled into the bladder for ic?
‘DMSO
Heparin
Lidocaine
Sodium bicarb/ hydraulic acid
What is the surgical intervention for ic?
Sacral neuro-modulation / fulguration for hunner lesions
Diversion for illegal conduit
What are the interventions for ic?
Log record
Vitamin
Lose clothing
What does glomerlonephritis cause?
3rd leading cause of esrd
What is glomerlonephritis caused by?
Strep
Goodpasture syndrome
What does a u/a show W/ glomerlonephritis?
Proteinuria
Leukocytes
↑ gravity, bun, and creatine
What happen to gfs W/ glomerlonephritis?
GFR decreases
A pt W/ apsgn should rest until
Proteinuria and hematuria subsides
That will indicate no more inflammation
When does apsgn develop?
1-2 weeks after strep Group A infection
What does au/a show W/ apsgn?
Erythrocyte caste
What are the interventions for apsgn?
Rest
fluid and sodium restriction
↓ protein
Diuretics
What do arbs do?
Prevent blood vessel restriction
Give for a haeadache
What disorder is ace and arbs used for?
Apsgn
What are the ace drugs?
Lisinopril
Catapril
What are the arb drugs?
’ Lasartan
Valsartan
What do arbs not cause?
‘do not cause a cough
What test is used to show scarring?
Biopsy
What causes chronic glomerlonephritis?
Glomerlonephritis
Nephrotic syndrome
What are the interventions for chronic glomerlonephritis?
Restrict: protein, sodium, phosphorous,
Treat HTN and UTI
What is scarring of the glomeruli caused by?
Hypertension
What is not found in urine wl nephrotic syndrome?
Blood
WBC
Leukocytes
What is need when urine gets backed up in the kidney?
Nephrostomy
What does a pt. Have w/ nephrotic syndrome and decreased albumin?
Ascites and massive edema
What does nephrotic syndrome lead to?
Hyper coagulation
Thromboembolism
Pressure on the bladder leads to?
Ureter dialation
Vesicourteal reflux
Hydronephoresis
What happens to ph with calculi?
It increases
What will a u/a show with calculi?
Blood in urine
What does urine ph test for?
Struvite stones
What is a lithotripsy?
Removes stone from urinary tract
What does a lithotripsy use?
Laser,
ESWl
Ultrasonic sound wave
Electro hydraulic
How does a pt reduce the risk for calculi?
Keep urine dilute and free flowing
What are struvite stone?
Alkalitic
What are Uris acid and cystine stones?
Acidic
What can cause AKI?
Heart failure
Nephrotoxic drugs
Decreased blood
Inflammation
What are the causes of prerenal AKI?
Decreased BP and blood flow
Hypovolemia
What disorders cause prerenal AKI?
Dehydration
Heart failure
Decreased CO2
What are the causes of intrarenal AKI?
Direct damage
Inflammation
Toxins
Drugs
Infection
What disorders cause intrarenal AKI?
Acute tubular necrosis
Ischemia
What are the diagnostics for intrarenal AKI?
Renal biopsy
U/a will show abundant cells, cast, and proteins
What do you not use for intrarenal cause of AKI?
Contrast media test
What cause postrenal AKI?
Enlarged prostate
Stones
Tumor
Hydronephoresis
What happens in the oliguric phase of AKI?
Less than 400ml/day
Metabolic acidosis
Hyperkalemia
Hyponatremia
Fatigue and malaise
What does a u/a show during the oliguria phase of AKI?
Cast
RBC and WBC
Increased BUN and Creatnine
What happens in the diuretic phase of AKI?
Increase output
Hypovolemia
Dehydration
Hypotension
What helps identify the specific cause of AKI?
Osmolarity
Gravity
Sodium
What are the hyperkalemia meds for AKI?
Calcium gluconate
Regular insulin and dextrose
Sodium bicarbonate
Kayexalate
Veltassa
Hemodialysis
What does calcium gluconate do?
Protects heart from dysrhythmias
What does sodium bicarbonate do?
Increases ph
What does Vettasa do?
Treats CKD symptoms
What disorders indicate RRT?
Pericarditis
Pericardial effusion
Cardiac tamponede
What levels indicate need for RRT?
BUN>120
Metabolic acidosis
Increased potassium
Overload
What is the nutrition intervention for AKI?
Restrict sodium
Increase Carbs and fat
What are nephrotoxic meds?
Aminoglycosides
What is the GFR of CKD?
less than 60 for more than 3 months
Stage 1 GFR
Greater or equal to 90
Stage 2 GFR
60-89
Stage 3 GFR
30-59
Stage 4 GFR
15-29
When does uremia begin?
GFR below 10
What interventions are done with a pt with diabetes and CKD?
Reduce insulin
When do fatal dysrythmias begin?
Potassium above 7
What does fluid overload lead to?
Dilutional Hyponatremia
What increases with CKD?
Phosphorous
PTH
Glucose
Insulin
Triglycerides
What cause Polyuria?
Inability to concentrate urine
What does increased ammonia lead to?
Causes encephalopathy and pruritis
When GFR decreases…
BUN and creatnine increase
What happens to the heart with CKD?
Arythmias
What are the elctrolyte levels with CKD?
Increased potassium and phosphorus
Decreased sodium and calcium
What potassium foods should we encourage with CKD?
Eggplant
White rice
Celery
Carrot
Peach
What happens when magnesium levels are high?
Decreased reflexes and mental status
Dysrythmias
Hypotension
Respiratory failure
What does urea cause?
Gastro problems
When does restless leg syndrome begin?
Stage 5
What is a late neuro change with CKD?
Peripheral neuropathy
Dialysis encephalopathy
What causes pruitis with CKD?
Calcium and phosphorus in skin
When does uremic frost become an issue?
BUN>200
When is a albumin to creatnine ratio completed?
In first morning void
What do you give to decrease proteinuria?
ACE and ARBS
What is the levels for a creatnine clearance test?
Women: 87-107
Men: 107-139
What are the interventions for hypertension with CKD?
DASH diet’
Restrict sodium and fluid
When is phosphate restricted with CKD?
Not until RRT
What are the phosphate binders and when do you give them?
Phoslo
Caltrate
Renewal
Give with each meal
What is calciferol?
Vitamin D replacement that reduces PTH
What are the anemia meds?
Alfa
What do you give for dyslipedemia?
Statins (Lipitor)
What is the nutritional treatment for CKD?
Restrict:
Protein
Water
Sodium
Potassium
Phosphorus
What do you give for RBC formation?
Folic acid
When is immediate dialysis needed?
Encephalopathy
Neuropathies
Hyperkalemia
Pericarditis
HTN
Diffusion
High to low
Osmosis
Low to high
Pulls fluid from blood
What does ultrafiltration do?
Removes fluid
What does a PD cath have?
2 polyester cuffs (Dacron)
What are some complications of PD?
Peritonitis
Hernia
Lower back problems
Bleeding
Pulmonary complications
Decreased proteins
What do you do pre op PD?
Empty bladder and bowel
Get a weight
What is an AVF?
Anastomosing cephalon vein
Listen for thrill and bruit
What is an AVG?
Brachial artery to antecubital vein
What are the HD complications?
Hypotension
Muscle cramps
Low blood
Hepatitis
What color fluid should CRRT be?
Clear yellow