11 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... "pooping duck sign ... bone fracture ... #Radiology #XRay ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... "Terry Thomas" sign ... • Due to injury ... #Radiology #XRay ... #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... : Hyperflexion injury ... Finger #Radiology #XRay ... #Hand #Orthopedics ... #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... bearing after injury ... Ligamentous injuries - Meniscal ... - Aneurysmal bone ... #diagnosis #msk
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
posterior) and bone ... anterior sail sign ... Elbow #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... anterior sail sign ... can't make A-OK sign ... brachial artery injury ... #Orthopedics #MSK
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
supine and with the knee ... degrees of flexion, hip ... One hand supports ... #physicalexam #msk ... #orthopedics #sports
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... Diagnosis and Management ... elbow fully as a test ... of dash board injury ... knee are flexed
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
(25%) TEST FOR: ... Check hip and ankle ... special ligament/meniscus ... trauma/vascular/orthopedic ... #msk #clinical
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
determine if stress test ... Intraabdominal - Orthopedic ... risk Chest X-ray ... events or death (CARP ... and surgical management