32 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
Radial Nerve Wrist ... Extension S1 Inferior ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... onto outstretched hand ... extension • ... , median nerve injury ... #Sports #MSK
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
tear. ... #Injury #ACLTear ... #clinical #video ... Sports #Ortho #anterior ... cruciate #ligament #msk
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... slightly extended, and ... extensors (ECU, ... #msk #orthopedics ... #clinical #video
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
anesthesia with an ACL tear ... during running and ... ACLTear #clinical #video ... Sports #Ortho #anterior ... cruciate #ligament #msk
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
: Pathogenesis and ... Avulsion or shearing injury ... -> Ligaments tear ... FemoralHead #Fractures #msk ... signs #symptoms #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... box, pain with wrist ... extension • Possible ... #Sports #MSK
Varus Stress Test for LCL Injury on Knee Physical Exam

The knee is examined in extension and
Stress Test for LCL Injury ... is examined in extension ... and 20-30° flexion ... PhysicalExam #clinical #video ... #sports #msk #orthopedics
Anterior Drawer Test for Anterior Cruciate Ligament (ACL) Injury on Knee Examination 

The Anterior Drawer Test
Ligament (ACL) Injury ... assesses for a tear ... at 90 degrees and ... Video via @open_michigan ... #msk #orthopedics
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
tear. ... HTO) to correct his ... #Injury #ACLTear ... #clinical #video ... Sports #Ortho #msk