19 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential ... Urine Cl-: Vomiting ... #Differential # ... Algorithm #Nephrology #Causes
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... and Differential ... malperfusion • Lactate ... #Differential # ... Diagnosis #Types #criticalcare
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... creatinine) • Cell shift ... EABV, High Plasma ... HCO3- • Low Urine ... #potassium #differential
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low ... high in kidney ... the indicated causes ... of sodium and potassium ... Algorithm #nephrology #differential
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
no respiratory cause ... Acidosis, Respiratory Alkalosis ... , High Lactate, ... Low Potassium, Low ... Resuscitation 2) Urine
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... urinary losses: • High ... - Metabolic Alkalosis ... diagnosis #Algorithm #differential ... #low
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Catecholamines - Alkalosis ... #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... leukemia Measure Urine ... Transcellular Shift ... Glucose, Acute resp. alkalosis ... • Normal or High
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
130 mEq/L • Potassium ... transcellular shift ... • Saline Causes ... densa receives high ... Decreased GFR, urine
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential ... Urine Cl-: Vomiting ... Urine Cl-: Diuretics ... Algorithm #Nephrology #Causes