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GU 5 Renal Failure
Renal Failure
Question | Answer |
---|---|
What is the ACLS tx for asystole? | CPR 30:2, 1mg epi q3-5min, evaluate and tx causes. Key is this is not a shockable rhythm |
A pt is found to have fever, rash, elevated Cr, and eosinophilia. What is the dx? | AIN (most commonly 2/2 drugs) |
Does a cohort study identify incidence or prevalence? | both |
Granular casts are suggestive of what type of disease? | ATN |
Red cell casts are suggestive of what type of disease? | Glomerular or vasculitic dz |
Pyuria with waxy casts are suggestive of what type of disease? | Interstitial dz or obstruction (pyuria alone suggests infxn) |
FeNa <1% suggests _______. | Prerenal cause |
What ratio suggests prerenal cause of acute renal failure (ARF)? | BUN:Cr ratio >20 (FeNa <1% also suggests a prerenal cause for ARF) |
FeNa >2% suggests _______. | ATN |
What should you do in case of a pt with s/s of ARF with evidence of nephrotic or nephritic syndromes? | Get a biopsy ASAP |
Tx for ARF? | prevent fluid overload, stop drugs causing ATN, dietary protein restriction, steroids, and dialysis |
MCC of chronic kidney dz (CKD)? | HTN and DM |
Labs in CKD? | Incr K, incr phosphate, decr Ca, decr Na, metabolic acidosis. Also increased BUN and Cr. Urine osmolality similar to serum osmolality. |
What causes anemia in CKD? | Decreased renal production of erythropoietin |
What are the Cr and BUN cut-offs indicating a need for dialysis in CKD pts? | Cr>12 and BUN >100 (ay ay ay!) |
Which test is used for screening diabetic pts for kidney damage? | Urine microalbumin |
WHat BP meds are renal protective and preferred in the tx of HTN in pts with CKD? | ACE-i/ARB |
WHat meds are necessary in pts with ESRD? | Phosphate binders, statins, vit D, erythropoietin + iron (if anemic), daily ASA (81mg), ACE-i/ARB (for BP), glucose control (if diabetic), and loop diuretics (if not on dialysis yet) |
What is the MCC of death in dialysis pts? | Cardiovasc dz |