71 results
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... iatrogenic K+ load ... blockers - MCW Nephrology ... MCW_Nephrology #HyperKalemia
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... Increased potassium load ... • Type 1 #Hyperkalemia ... Diagnosis #algorithm #nephrology
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Increased magnesium load ... hypocalciuric hypercalcemia
LAD
IWMI
LAHB
RAD
[PHB
RVH
Lateral wall infarct
Lead reversal
Dextrocardia
Wide ORS
RBBB - terminal delay
[BBB
IVED
WPW = delta wave
Hyperkalemia
Type l antiarrhythmic drugs
Pacemaker
ST elevation
Early repolarization
LAD IWMI LAHB ... wall infarct Lead ... = delta wave Hyperkalemia ... Nonconducted APC #LAD ... LBBB #IVED #WPW #Hyperkalemia
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Hypomagnesemia • Hypokalemia ... sulfate • Adult load ... infusion after load ... • Pediatric load ... evidence • Load
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... PseudoHyperkalemia: • Lab ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... potassium #high #nephrology
Lateral Canthotomy / Cantholysis - Procedure Instructions

The orbit is a relatively closed compartment and an acute
orbital volume can lead ... Retrobulbar #Hemorrhage #Ophthalmology
Phosphate Binders - Pros and Cons

Calcium carbonate (TumsTM) 
 - Most inexpensive, antacid properties useful for
- No calcium load ... Minimal calcium load ... - No calcium load ... edgarvlermamd - Nephrology ... #Pharmacology #Nephrology
Increased Urination - Differential Diagnosis Framework - Increased Volume / Frequency
 • Increased osmotic load (Increased
Increased osmotic load ... , Other solute load ... phase of ATN, Hypercalcemia
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
direction single lead ... Hypomagnesemia Hypokalemia