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Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant ... Tachycardia (AVNRT ... ECG usually shows ... narrow complex tachycardia ... #Tachycardia #AVNRT
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate with AV ... Control rate (e.g ... Control rate (e.g ... #Treatment #management
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... WPW) - Avoid AV ... nodal agents (e.g ... irregular protocol #Stable ... #Treatment #management
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
Contraindications to Antihypertensive ... dihydropyridines) - Tachycardia ... Pgp-dependent drugs (e.g ... Xerostomia #antihypertensive ... contraindications #table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Sinus pauses • AV ... • Ventricular tachycardia ... Medication side effect (e.g ... Medication side effect (e.g ... Classification #Table
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
: HR > 180bpm ECG ... Monitors, Pads AP Stable ... supraventricular #tachycardia ... peds #Pediatric #treatment
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
heparinized tube) • ECG ... Elimination (see Table ... Stabilization Treatments ... Redistribution Treatments ... Monitor for tachycardia
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... trolley, anaphylaxis treatment ... require prolonged treatment ... alternate vasopressor (e.g ... as patient is stable
Perhaps quite too often, the knee-jerk reaction to an elevated Troponin is to call our friends
the knee-jerk reaction ... are typically able ... Now consider Tachycardia ... criticalcare #foamed #treatment