19 results
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
additions, for diagnosing ... acute metabolic ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... #InbornErrors ... #Peds #Pediatrics
A schema of the pathophysiology of the inborn errors of metabolism, excluding complex storage diseases. Helps
presentations in acute ... Pathophysiology #Diagnosis ... #Algorithm #Differential ... #Neonatology #Peds ... Table #IEM #NICU #InbornErrors
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Algorithm Transcellular ... Shift: • Alkalosis ... vomiting) • Low ... #Algorithm #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... Intracellular Shift ... Metabolic alkalosis ... #Diagnosis #Causes ... #Workup #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Low Kidney Phosphate ... Transcellular Shift ... Refeeding Syndrome, Acute ... Respiratory Alkalosis ... #Algorithm #nephrology
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
3) Now, look at ... , chronic, or acute ... bicarb, Bicarb shift ... • Metabolic Alkalosis ... Disorders #Evaluation #workup
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #Nephrology #Causes
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... Transcellular Shift ... resp. alkalosis ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
- Differential Diagnosis ... Algorithm • Decreased ... Redistribution/ Shift ... depletion: Respiratory alkalosis ... #nephrology #phosphate