19 results
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
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
Renal Tubular Acidosis (RTA) 
Type 1 - Failure of secretion
Type 2 - Bicarbonate wasting
Type 4 -
Mixed* - Inherited carbonic ... anhydrase II deficiency ... proximal features and high ... classification #nephrology ... #diagnosis
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic Alkalosis ... - Differential Diagnosis ... Chloridorrhea Renal ... Syndrome • Enzyme deficiency ... MetabolicAlkalosis #NonGap #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
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... GI Absorption: Chronic ... Acute Respiratory Alkalosis ... Inappropriately High ... #Algorithm #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... acute reversal of chronic ... diuretics after renal ... #Differential #Diagnosis ... #Causes #nephrology
Thiamine Deficiency - Differential Diagnosis Framework and Clinical Manifestations

Causes of Thiamine Deficiency:
 • Poor intake:
	- Diets
- Differential Diagnosis ... processed grains - Chronic ... utilization: - Pregnancy ... PVR and increase venous ... #Differential #Diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... phlebotomy High ... • Renal insufficiency ... causes #potassium #high ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
mineralocorticoid deficiency ... diuresis can be high ... #differential #diagnosis ... #table #sodium ... #nephrology