23 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... foxglove leaf Mechanism ... - Decreases AV ... nodal conduction Uses ... #Cardiology #Digitalis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
lateral x-ray • Mechanism ... fractures • ED Management ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
clenched fist • Mechanism ... dislocation • ED Management ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
osteoarthritis • Mechanism ... dislocation • ED Management ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
"tea cup" • Mechanism ... injury • ED Management ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval ≥ 120 ms ... WolffParkinson-White syndrome ... @AmyChung #EKG ... Electrocardiogram #cardiology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
styloid fracture • Mechanism ... injury, acute carpal ... tunnel syndrome ... Colles #Distal #Radiology ... #Orthopedics #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
radiocapitellar line • Mechanism ... ), compartment syndrome ... Posterior long arm ... Forearm #Ulnar #Radiology ... Orthopedics #Proximal #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... DIP joint • Mechanism ... fracture • ED Management ... Mallet #Finger #Radiology ... #Orthopedics #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
epicondyle (age 11) • Mechanism ... ), compartment syndrome ... Posterior long arm ... Elbow #Humerus #Radiology ... #Orthopedics #MSK