12 results
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... widening • Sinus bradycardia ... of conduction block ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Medications: • Beta ... channel blockers ... Spondylarthropathies Other causes ... differential #diagnosis #causes ... #cardiology #BRADI
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... - treat with beta-agonist ... 200ms from longer pause ... #electrocardiogram ... #cardiology #differential
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
global T wave inversion ... bundle branch block ... Differential #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
pulmonary disease or CHF ... Treat underlying cause ... pulmonary disease or CHF ... Treat underlying cause ... Treatment #management #cardiology
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
Bradycardia - Differential ... . hyperkalemia) ... . digoxin, beta ... Physiological causes ... Differential #Diagnosis #cardiology
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
(eg. remifentanil ... toxicity (→ 3-10); beta-blocker ... calcium channel blocker ... myocardial infarction, hyperkalaemia ... Management #Workup #Cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... production to cause ... Contraindications: - Bradycardia ... Dobutamine) - Beta ... Stress #Testing #cardiology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
ARBs, NSAIDs, β-blockers ... Na delivery): CHF ... heparinized tube) • ECG ... only if no clear cause ... Elimination (see Table
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... • Low EABV (e.g ... ., CHF, cirrhosis ... Aldosterone • ENaC blockers ... nephropathy • Beta