35 results
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
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
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
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
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... - Renal insufficiency ... - Diarrhea - High ... Surgical drains - Chronic ... #Workup #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Acidosis Causes of High-anion ... insufficiency) ... #differential #diagnosis ... #causes #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
diuresis can be high ... Hypothyroidism, Adrenal Insufficiency ... #differential #diagnosis ... #table #sodium ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... phlebotomy High ... insufficiency/Failure ... causes #potassium #high ... #nephrology
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
- Differential Diagnosis ... lichenification (chronic ... Secondary to venous ... insufficiency. ... onset, requires high
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