9 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
/low blood pressure ... metabolic acidosis ... acidosis, a high ... of sodium and potassium ... #differential #
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Extra-renal Losses: • Normal ... Syndrome • HTN, High ... Algorithm #causes #potassium ... #low #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
) - Differential ... Chloride Intoxication ... - Diarrhea - High ... #Metabolic #NAGMA ... #Differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
(K) & magnesium( ... urinary losses: • High ... /Normal Blood Pressure ... acidosis: Proximal ... #potassium #nephrology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
130 mEq/L • Potassium ... development of metabolic ... Hyperchloremia nonanion gap metabolic ... densa receives high ... decreased renal blood flow
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... of High-anion Gap ... Potassium-sparing ... loads (ammonium chloride ... #Acidosis #differential
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 Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap Metabolic ... Acidosis - Differential ... Diagnosis Algorithm Normal ... Cell Problem - Low ... #Differential #
#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 ... 9 Respiratory Acidosis ... -2min Calcium chloride ... : 2 - 4mg/min Magnesium