29 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential ... Transcellular Shift ... #potassium #low ... #pathophysiology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... - Differential ... Excretion (IV potassium ... Transcellular Shift ... Diagnosis #Algorithm #Causes
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... by excess potassium ... transcellular shifts ... #Hyperkalemia #Differential ... #Causes
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
• Increased EC shift ... #hyperkalemia #differential ... #diagnosis #pathophysiology ... #pharmacology #potassium
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Curve Left Shift ... Dissociation #Curve #Pathophysiology ... #Left #Right #Shift ... #Differential # ... Causes #Diagnosis
Conceptual Relationship between Volume Responsiveness and Volume Tolerance

Assessing for volume responsiveness would only tell you that
Causes of "Left ... Shift" (Decreased ... Tolerance #IVFluids #Shift ... Challenge #Diagram #Differential ... #Pathophysiology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... #Hyperkalemia #Differential ... Diagnosis #Algorithm #causes ... #potassium #high ... #pathophysiology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Dermatomyositis) AKI - Pathophysiology ... Shift of extracellular ... Monitor potassium ... Management #Summary #causes
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Causes: 1) Exfoliative ... #Diagnosis #Dermatology ... Nikolsky #Algorithm #Differential
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Recent IV potassium ... Intracellular Shift ... #diagnosis #causes ... #potassium #high