14 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
Axillary Nerve Shoulder ... Extension S1 Inferior ... Gluteal Nerve Knee ... Tibial Nerve Knee ... MuscleGroups #MSK #Orthopedics
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow ... , neuropraxia (anterior ... can't make A-OK sign ... ), ligamentous injury ... #Sports #MSK
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... (Shoulder, Elbow ... of dash board injury ... knee are flexed ... #Elbow #Hip #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
& posterior) and ... identified but anterior ... sail sign or posterior ... II-IV, pending orthopedic ... Diagnosis #Management #Orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
sail sign or posterior ... can't make A-OK sign ... brachial artery injury ... II-IV, pending orthopedic ... Diagnosis #Management #Orthopedics
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
clinical findings • Posterior ... femoral head onto posterior ... Avulsion or shearing injury ... Signs/Symptoms ... #symptoms #orthopedics
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 ... #Sulcus #Sign #Shoulder ... clinical #video #msk #orthopedics ... #sports #instability
Abnormal Posterior Drawer Test in Posterior Cruciate Ligament (PCL) Injury

False anterior drawer: start from retropulsion of
Ligament (PCL) Injury ... False anterior ... #Drawer #Test #Knee ... clinical #video #orthopedics ... #sports #msk #PCL
Radial Head Elbow Fracture with displaced Fat Pads
Intra-Articular Fracture of the Elbow with displaced fat pads
The anterior fat ... humerus while the posterior ... intra-articular injury ... raised fat pads should ... called the “Sail sign
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ACL Injury ... supine and with the knee ... degrees of flexion, hip ... physicalexam #msk #orthopedics ... #sports