16 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... Peripheral #Injury #OK #Sign ... #OKSign #clinical ... #physicalexam #msk ... sports #neurology #orthopedics
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
Hip Extension S1 Inferior ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
carpal bones should ... "Terry Thomas" sign ... carpal bones should ... ("Terry Thomas sign ... #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... Pathogenesis, clinical ... Structural damage to nerves ... #Diagnosis #signs ... #symptoms #msk
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 ... #anterior #cruciate ... #ligament #clinical ... #orthopedics
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
OK Sign - Interosseous ... compromise of anterior ... perform the OK sign ... video #sports #msk ... #orthopedics
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
sail sign or posterior ... elbow dislocation, scaphoid ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #MSK
Sulcus Sign on Shoulder Exam

Positive Sulcus Sign on Shoulder Examination

Downward force applied at the elbow causing
Sulcus Sign on Shoulder ... Positive Sulcus Sign ... #Sulcus #Sign #Shoulder ... #PhysicalExam #clinical ... #video #msk #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
sail sign or posterior ... interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis ... #MSK
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... GAGL): "Reverse J sign ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk