8 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... the indicated causes ... of sodium and potassium ... #urine #Algorithm ... #nephrology #differential
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... creatinine) • Cell shift ... #potassium #differential ... #algorithm #diagnosis ... #nephrology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
intake, Gl loss, shift ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium ... #low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... A urine K/Cr ratio ... • Diarrhea A urine ... consumption • Low ... #nephrology #low
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
130 mEq/L • Potassium ... transcellular shift ... • Saline Causes ... Decreased GFR, urine ... • Saline May Cause
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Differential Diagnosis Algorithm ... isolation) GI loss - Urine ... Transcellular shift ... #Hypokalemia #Nephrology ... Differential #Diagnosis #Algorithm
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Muscle weakness, dizziness ... alkalosis • Normal or low ... Hypocalciuria (spot urine ... Supplement: • Potassium ... Syndrome #diagnosis #nephrology
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... Na/Cl > 1.6, low ... correcting serum potassium ... continued in most cases ... #nephrology