7 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 ... Fingers Abduction T1 Ulnar ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Patella (e.g., Tendon ... Deformity #Limp #MSK ... Diagnosis #Algorithm #Orthopedics
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
middle finger with one ... tendon with the ... along the dorsal ulnar ... #physicalexam #msk ... #orthopedics #sports
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
What causes ECU ... tendon passes upon ... relevant body parts ... physicalexam #video #Orthopedics ... #Wrist #msk
Extreme Patellofemoral Joint Instability (PFJI)

In this video you can see an extreme rare case of bilateral
an extreme rare case ... 4️⃣core, and hip ... #PhysicalExam #Sports ... #Orthopedics #Knee ... #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
The evaluation should ... Normal: Air > bone ... hearing loss: Bone ... II ○ Susac’s syndrome ... Noise trauma ○ MS
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Check hip and ankle ... Compartment syndrome ... trauma/vascular/orthopedic ... Posterior #Injury #msk