8 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid ... Evaluation and Differential ... Do you need an ABG ... Generally, for acid ... /base, a VBG approximates
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Diagnosis #Summary #Nephrology ... #ABG #bloodgas ... #Acid #Base #Gas ... #VBG #differential
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... poisoning Normal acid-base ... of sodium and potassium ... #Algorithm #nephrology ... #differential #
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... - Differential ... Diagnosis Algorithm ... poisoning • Normal acid-base ... #Alkalosis #Differential
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Losses: • Normal Acid-Base ... #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
complications such as ... A urine K/Cr ratio ... Alkalosis: Emesis ... #differential # ... potassium #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Alkalosis: Differential ... diuretic effect has ... • Severe potassium ... #Alkalosis #Differential ... Diagnosis #Causes #nephrology
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
Trans Tubular Potassium ... ACID-BASE AG ... (HCO3d-HCO3m) Metabolic ... Alkalosis ТНСО3 ... base Equation