13 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... - Differential ... #Differential # ... Algorithm #Causes #workup ... #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Metabolic alkalosis ... #Differential # ... Diagnosis #Causes #Workup ... #Nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
. ↑ Nacl delivery ... H+ secretion → Hypokalemia ... Metabolic alkalosis ... Contraction → ↑ Renin ↑ Ca ... Pathophysiology #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Non-anion Gap Metabolic ... ACE-Is and ARBs ... aniongap #NonGap #Metabolic ... #Acidosis #differential ... diagnosis #causes #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... infusions) - Metabolic ... #differential # ... potassium #high #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... (AG) = {Na - (Cl ... sedation, narcotics, CVA ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... infusions) - Metabolic ... #differential # ... potassium #high #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Blood Work: - ... Hypokalemia - Hypomagnesemia ... - Metabolic Alkalosis ... Fractional excretion of Cl ... #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... reabsorption) Workup ... Calcium 2-3g IV Ca-gluconate ... or 1g CaCl- (central ... Treatment #potassium #nephrology
Continuous Renal Replacement Therapy (CRRT) - Overview
Types of CRRT
 • CVVHD - Continuous Veno-Venous hemodialysis -
electrolytes (essentially hyperkalemia ... correction of metabolic ... Ca drip running ... 4K, 2K, or 0K (all ... #Indications #Nephrology