171 results
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
EMBOLISM - LBBB (PACEMAKER ... - BENIGN EARLY REPOLARIZATION
Temporary / External Pacing
 • Transvenous & epicardial pacing are temporary methods of supporting brady- &
permanent implanted pacemaker ... required to trigger depolarization ... to identify a depolarization ... MD @nickmmark #pacemaker
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
Pacemaker Operating ... or paced atrial depolarization ... after ventricular depolarization ... to an intrinsic depolarization ... order to initiate depolarization
This is what a shoulder dislocation looks like on US before and after reduction. Focus on
Focus on the joint ... EM_RESUS #Clinical #POCUS ... #MSK #Shoulder
How to Use Point-of-Care Ultrasound to Identify Shoulder Dislocation #Clinical #Diagnosis #POCUS #MSK #POCUS #Shoulder #Dislocation
Clinical #Diagnosis #POCUS ... #MSK #POCUS #Shoulder
POCUS Reference Measurements
 • Gallbladder
 • Urinary Bladder
 • GI Tract
 • Pregnancy
 • Optic Nerve
POCUS Reference ... Optic Nerve • MSK ... sspillai01 #POCUS
5th metatarsal distal shaft fracture - Fracture detection on MSK ultrasound

The Ultrasound Site - MSK ultrasound
Fracture detection on MSK ... Ultrasound Site - MSK ... shaft #fracture #MSK ... #POCUS #Ultrasound
Central Nervous System Pharmacology - Somatic and Autonomic Receptors
Somatic
 • Rocuronium -> Non-depolarizing (reversible competitive inhibitors)
Succinylcholine -> Depolarization ... Amy Chung, MD, MSc
Talus Fracture on POCUS
Athlete with hard landing on one foot, pain and tenderness over dorsum of
Talus Fracture on POCUS ... POCUS showed talus ... Talus #Fracture #POCUS ... clinical #ultrasound #MSK
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
ectopic atrial pacemaker ... leads rsr'), V-pacemaker ... Short QT <300-360 ms