9 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... all carpal bones should ... box, pain with wrist ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... dislocation WITHOUT ... fracture at the ... mri #clinical #Radiology ... #diagnosis #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... radial styloid fracture ... #Radiology #XRay ... Orthopedics #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Anterior Shoulder ... Dislocation - May ... regimental badge" anesthesia ... sensory #motor #arm #physicalexam
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
dislocation. ... In cases where closed ... of associated fractures ... #Reduction #MSK ... #PhysicalExam #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... Leg Pain: • Fracture ... Paralysis 4) Paresthesia ... lower #extremity #msk ... #physicalexam
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
: ~25% cases. ... Avulsion fractures ... Compartment syndrome ... Avulsion fracture ... Posterior #Injury #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Intra-articulation fracture ... - Patellar dislocation ... differential #diagnosis #msk ... #physicalexam
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
glenohumeral joint dislocation ... Case description ... Periosteal Sleeve Avulsion ... mri #clinical #Radiology ... #diagnosis #msk