9 results
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
as a result of arterial ... onto outstretched hand ... Wrist #Carpal #Radiology ... XRay #Diagnosis #Management ... #Orthopedics #Sports
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... fibrillation and ... atrial flutter ... biphasic T waves - Short ... #EKG #Cardiology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
scapholunate interosseous ligament ... onto outstretched hand ... Scaphoid #Carpal #Radiology ... XRay #Diagnosis #Management ... #Orthopedics #Sports
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... injury • Terrible triad ... • ED Management ... Dislocation #Posterior #Radiology ... #Orthopedics #Sports
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
Pacemaker Operating ... PVARP is a safety feature ... prevents sensing and ... Pacing #settings #cardiology ... #management
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
: WPW, ectopic atrial ... pacemaker - QRS ... leads rsr'), V-pacemaker ... 500 DANGER - Short ... EKG #diagnosis #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... association between P and ... QRS • Atrial ... Diagnosis #EKG #electrocardiogram ... #ecg #cardiology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
capsule. collateral ligaments ... tendon) • ED Management ... Dislocation #IPJoint #Radiology ... XRay #Diagnosis #Management ... #Hand #Orthopedics
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
Pacemaker Timing ... PVARP is a safety feature ... prevents sensing and ... Timing #Pacing #cardiology ... #management #settings