14 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... Differential Diagnosis Algorithm ... hyperaldosteronism • High PRA: Renal ... Primary #Metabolic #Alkalosis ... #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI ... Workup Algorithm ... Kidney #Injury #AKI ... #Workup #Algorithm ... Differential #Diagnosis #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift: • Alkalosis ... Medications Renal ... Losses Non-renal ... vomiting) • Low ... #nephrology #low
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... Differential Diagnosis Algorithm ... hyperaldosteronism • High PRA: Renal ... Differential #Diagnosis #Algorithm ... #Nephrology #Causes
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... Metabolic alkalosis ... Renal artery stenosis ... Diagnosis #Causes #Workup ... #Nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... Acute Respiratory Alkalosis ... Hyperparathyroidism, TKI ... #nephrology #phosphorus ... #workup
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic Alkalosis ... Differential Diagnosis Algorithm ... Chloridorrhea Renal ... • Penicillins Renal ... MetabolicAlkalosis #NonGap #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Glucose, Acute resp. alkalosis ... FEPO4 ≥ 5% - Renal ... • Normal or Low ... #phosphate #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... mOsm/kg - Implies renal ... • Euvolemic (Low ... #Algorithm #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... can be high or low ... Losses (AKI, Post-AKI ... Primary polydipsia), Low ... table #sodium #nephrology