31 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... - Differential Diagnosis ... Diuretics (late) • High ... PRA: Renal artery ... #Algorithm #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... - Differential Diagnosis ... - Adrenal insufficiency ... Interpretation #Diagnosis ... #Summary #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential Diagnosis ... Diuretics (late) • High ... PRA: Renal artery ... #Algorithm #Nephrology
Etiologies of Hypoaldosteronism

Hyporeninemic Hypoaldosteronism (Low Renin, Low Aldosterone)
 - Diabetic Nephropathy 
 - NSAIDs
Non-Hyporeninemic Hypoaldosteronism (Normal
Inhibitors - Chronic ... Primary adrenal insufficiency ... Renin, Normal or High ... #Differential #Diagnosis ... Aldosterone #Comparison #Table
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic Alkalosis ... - Differential Diagnosis ... Chloridorrhea Renal ... • Penicillins Renal ... MetabolicAlkalosis #NonGap #Nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... failure • Chronic ... Normal, Renin High ... #Hyperkalemia #Diagnosis ... #algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... Malabsorption, Chronic ... Glucose, Acute resp. alkalosis ... FEPO4 ≥ 5% - Renal ... Workup #phosphate #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
- Differential Diagnosis ... Treat with a high ... • Renal Failure ... Hypothyroidism, adrenal insufficiency ... Algorithm #causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
- Differential Diagnosis ... and metabolic alkalosis ... : • Acute or chronic ... #Differential #Diagnosis ... Algorithm #Causes #nephrology
Renal Tubular Acidosis (RTA) 
Type 1 - Failure of secretion
Type 2 - Bicarbonate wasting
Type 4 -
Renal Tubular Acidosis ... Mixed* - Inherited carbonic ... proximal features and high ... classification #nephrology ... #diagnosis