24 results
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Metabolic alkalosis ... Renal artery stenosis ... Diagnosis #Causes #Workup ... #Nephrology
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Evaluation and Differential ... Ketoacidosis, Renal ... of H+, Renal loss ... Disorders #Evaluation #workup ... #Differential #
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... hyperaldosteronism • High PRA: Renal ... #Alkalosis #Differential ... Diagnosis #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... hyperaldosteronism • High PRA: Renal ... #Alkalosis #Differential ... Diagnosis #Algorithm #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... salicylates) R Renal ... - Diarrhea - Renal ... acidosis/Chronic renal ... Diagnosis #Summary #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hyponatremia - Differential ... tubal acidosis and metabolic ... alkalosis, Ketonuria ... #Hyponatremia #Differential ... Algorithm #Causes #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... alkalosis - Fistulas ... - Diarrhea • RENAL ... #Differential # ... Pathophysiology #Nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Alkalosis - Differential ... Chloridorrhea Renal ... • Penicillins Renal ... MetabolicAlkalosis #NonGap #Nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Alkalosis: Differential ... diuretics after renal ... generally indicates a renal ... #Alkalosis #Differential ... Diagnosis #Causes #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Glucose, Acute resp. alkalosis ... FEPO4 ≥ 5% - Renal ... #phosphate #nephrology