49 results
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... : wide complex because ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram ... #Clinical #Diagnosis
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
Supraventricular Tachycardia EKG ... #Tachycardia #EKG ... #ECG #Electrocardiogram ... #Cardiology #EKG ... #Clinical
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treat underlying cause
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
A waves during AVNRT ... Physical Exam In AVNRT ... EKG of the same ... to diagnose the case ... that’s called “clinical
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... differential #diagnosis #table ... #neurology
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Medication side ... effect (e.g. αblockers ... effect (e.g. sedation ... Classification #Table ... #Causes
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
(mild ↑CO) - Side ... is not desired (e.g ... is not desired (e.g ... Bradyarrhythmias, Some cases ... Inotropes #comparison #table
Pisa Syndrome (pleurothotonus) on Physical Exam
A tonic flexion of the trunk of the body to one
Caused commonly ... by: - drugs (e.g ... neurodegenerative disorders (eg ... #PhysicalExam #clinical ... #neurology #posture
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Resistance, Main Uses ... /kg/min - Milrinone ... Book of Critical ... Vasopressors #Properties #Table
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
throughout opposite side ... Central cord lesion, e.g ... column lesion, e.g ... root lesions, e.g ... Comprehensive Review in Clinical