6 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
, chronic, or acute ... Differential Diagnosis ... : GI loss of H+, ... Disorders #Evaluation #workup ... Diagnosis #acidosis
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
: • Decreased GI ... Refeeding Syndrome, Acute ... Respiratory Alkalosis ... inhibitor, Estrogen based ... #workup
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
- Differential ... t-PA, heparin Acute ... Shift: • Lactic acidosis ... Kidney Disease: • AKI ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential ... FEPO4 < 5%: • GI ... resp. alkalosis ... Denosumab, Estrogen based ... #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acute or chronic ... Compensation, Acute ... Diagnosis: Causes ... bloodgas #Acid #Base
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Transcellular Shifts: - Alkalosis ... plasma insulin (treatment ... Eating disorders GI ... Renal tubular acidosis ... #diagnosis #nephrology