8 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Losses: • Normal Acid-Base ... Metabolic acidosis ... Non-reabsorbable anions ... Algorithm #causes #potassium ... #low #nephrology
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid ... Start with the Anion ... 3) Now, look at ... Generally, for acid ... Diagnosis: • Anion
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... /low blood pressure ... poisoning Normal acid-base ... of sodium and potassium ... urine #Algorithm #nephrology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... alkalosis ... - Normal/low blood ... tubular acidosis • Anion ... poisoning • Normal acid-base
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... alkalosis ↓ ↑ ... Diagnosis #Summary #Nephrology ... ABG #bloodgas #Acid ... #Base #Gas #VBG
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... consumption • Low ... Alkalosis: Emesis ... Non-reabsorbable anions ... #nephrology #low
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Acid-base ... Metabolic alkalosis ... nonreabsorbed anions ... Differential #Diagnosis #Low ... #Potassium #Classification
#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 ... Osmolar Gap ACID-BASE ... - (Cl + НСО3) Anion ... Alkalosis ТНСО3 ... base Equation