197 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Transcellular shifts ... Diagnosis #Algorithm #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Transcellular Shift ... #Hyperkalemia #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
(transcellular shift ... Causes #workup #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Redistribution/ Shift ... Algorithm #causes #nephrology
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
findings of various ocular ... nerve palsy #Ocular ... CNIII #CNIV #CNVI #Neurology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Intracellular Shift ... Causes #Workup #Nephrology
Spiral fracture of the distal tibial shaft with 90 degrees of lateral angulation (so the lateral
distal tibial shaft ... proximal fibular shaft ... #ortho #xray #radiology
Pendular Nystagmus on Ocular Exam

Pendular nystagmus seen in this patient with multiple sclerosis

#Pendular #Nystagmus #Ocular #PhysicalExam
Pendular Nystagmus on Ocular ... Pendular #Nystagmus #Ocular ... multiple #sclerosis #neurology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Transcellular Shift ... Workup #phosphate #nephrology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
• IV Fluids Shift ... management #potassium #nephrology