7 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... /low blood pressure ... of sodium and potassium ... #Metabolic #Alkalosis ... #differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
(K) & magnesium( ... Alkalosis: Emesis ... acidosis: Proximal ... diagnosis #Algorithm #differential ... #potassium #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... intake • Metabolic ... acidosis: Gl tract ... Algorithm #causes #potassium ... #low #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Alkalosis: Differential ... chronic respiratory acidosis ... • Severe potassium ... #Alkalosis #Differential ... Diagnosis #Causes #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal ... or low blood pressure ... ratio 0.5%) Differential ... Renal tubular acidosis ... • Magnesium
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Metabolic alkalosis ... Magnesium deficiency ... #Hypokalemia #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 ... Acidosis ІнСО3 ... Alkalosis ТНСО3 ... 9 Respiratory Acidosis ... : 2 - 4mg/min Magnesium