33 results
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... muscle, tendon, ligaments ... muscles, tendons, ligaments ... #Diagnosis #signs ... symptoms #msk #orthopedics
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
shoulder instability ... shoulder dislocation ... GAGL): "Reverse J sign ... #shoulder #clinical ... mri #clinical #Radiology
Segond Fracture
- Avulsion fracture of the proximal tibia below the articular surface. 
- Associated with anterior
Associated with anterior ... cruciate ligament ... Fracture #Diagnosis #Orthopedics ... #Radiology #KneeXRay
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... dislocations occur anteriorly ... 5%, fracture of anterior ... #Radiology #XRay ... Diagnosis #Management #Orthopedics
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
thumb injury to ulnar ... collateral ligament ... Scapholunate ligament ... Terry thomas sign ... Fractures #XRay #Radiology
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever Sign ... #Test #Lever #Sign ... #Injury #acl #anterior ... #cruciate #ligament ... #sports #msk #orthopedics
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
Ulnar Fovea Sign ... pain along the ulnar ... ulnotriquetral ligament ... #Fovea #Sign #Test ... #physicalexam #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
elbow x-ray review alignment ... sail sign or posterior ... can't make A-OK sign ... II-IV, pending orthopedic ... Elbow #Humerus #Radiology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... "Terry Thomas" sign ... scapholunate interosseous ligament ... ("Terry Thomas sign ... Scaphoid #Carpal #Radiology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Innervation of Muscles Shoulder ... Axillary Nerve Shoulder ... Fingers Abduction T1 Ulnar ... Hip Extension S1 Inferior ... MuscleGroups #MSK #Orthopedics