29 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... • ST vs SVT (AVNRT ... whether AF is cause ... Differential #Diagnosis #Table ... Irregular #causes
Supraventricular Tachycardia EKG

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

Her heart
case of a 50-year-old ... Is it wide or narrow ... computer thinks it’s wide ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Converts - Probably AVnRT ... Control rate (e.g ... Treat underlying cause ... 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 ... abrupt rise in RA pressure ... EKG of the same ... to diagnose the case
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
Increased Airway Pressure ... should identify any cause ... increased airway pressure ... blood gas, 12-lead ECG ... Anesthesiology #Anesthesia #Intraoperative
Causes of Peripheral Edema - Differential Diagnosis
Increased Hydrostatic Pressure
 • Volume Expansion: Kidney failure, Pregnancy, Medication
Causes of Peripheral ... Increased Hydrostatic Pressure ... Pregnancy, Medication side ... Decreased Oncotic Pressure ... EricsMedicalLectures/ #Causes
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
intrathoracic pressure ... recheck blood pressure ... and positioning (e.g ... (eg steroid dependency ... Anesthesiology #Anesthesia #Intraoperative
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Output, Blood Pressure ... Resistance, Main Uses ... Dobutamine 2-20 mcg ... Vasopressors #Properties #Table
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac ... CM5 continuous ECG ... Obtain a 12-lead ECG ... arterial blood pressure ... Anesthesiology #Anesthesia #Intraoperative
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Mechanism Decr Blood Pressure ... - Malignancy (e.g ... CNS pathology (e.g ... Differential #Diagnosis #Table ... #Causes #Sodium