14 results
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
(K) & magnesium( ... - Metabolic Alkalosis ... diagnosis #Algorithm #differential ... #potassium #nephrology ... #low
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... , NGT suction, Low ... #Alkalosis #Differential ... Diagnosis #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... aldosteronism #Metabolic #Alkalosis ... #Differential # ... Diagnosis #Algorithm #Nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... secreting tumor, Primary ... #Hypokalemia #Differential ... Algorithm #causes #potassium ... #low #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... vomiting) • Low ... #low #potassium
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... R - Primary aldosteronism ... #Hypokalemia #Differential ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
- Urinary Chloride ... • Normal/low ... , Gitelman syndrome ... of sodium and potassium ... #differential #
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Glucose, Acute resp. alkalosis ... Normal or High PTH: Primary ... • Normal or Low ... - Normal or Low
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Appropriately Low ... Acute Respiratory Alkalosis ... • N Vitamin D: Primary ... Diagnosis #Algorithm #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
osmotic diuresis, Potassium ... Hypercalcemic states, Primary ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology ... #magnesium #low