11 results
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
Extension C7 Radial ... Hip Extension S1 Inferior ... #Innervation #MuscleGroups ... #MSK #Orthopedics ... #Neurology #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
RADIAL HEAD FRACTURE ... Radial head fractures ... sail sign or posterior ... #Radiology #XRay ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
head > coronoid ... , neuropraxia (anterior ... can't make A-OK sign ... Dislocation #Posterior #Radiology ... #Sports #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
sail sign or posterior ... capitellum (age 1), radial ... head (age 3), internal ... #Humerus #Radiology ... #MSK
Radial Head Elbow Fracture with displaced Fat Pads
Intra-Articular Fracture of the Elbow with displaced fat pads
Radial Head Elbow ... raised fat pads should ... called the “Sail sign ... #Head #Elbow #Fracture ... #msk #hemarthrosis
Pediatric Elbow Injuries - Elbow Xrays

Check the fat pads on the lateral projection:
1. A displaced anterior
fat pad (sail sign ... Not all joint effusions ... head and neck should ... head dislocation ... Injuries #Xrays #Radiology
Sulcus Sign on Shoulder Exam

Positive Sulcus Sign on Shoulder Examination

Downward force applied at the elbow causing
Sulcus Sign on Shoulder ... applied at the elbow ... and the humeral head ... - A sign of inferior ... #Sulcus #Sign #Shoulder
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... (Shoulder, Elbow ... rotation) • Anterior ... (most common), Anterior ... Affected hip and knee
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with radial ... head dislocation ... Exam: swollen elbow ... Forearm #Ulnar #Radiology ... #Proximal #MSK
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Radiology Imaging ... sign" is seen on ... BucketHandle #Tear #knee ... #diagnosis #msk