67 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 ... Radial Nerve Wrist ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Posteromedial Instability on Knee Exam
This is what a knee with posteromedial instability looks like. Notice the
Posteromedial Instability ... on Knee Exam This ... is what a knee ... #Injury #MSK #clinical ... #video #orthopedics
The Shuck Test for Scapholunate Instability

The Shuck test assesses for scapholunate instability. 
With the wrist flexed,
With the wrist flexed ... examiner resists finger ... dorsum of the wrist ... video #sports #msk ... #orthopedics
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability ... (MCI) of the Wrist ... Intrinsic Midcarpal Instability ... MCI #Midcarpal #Instability ... #Wrist #msk #orthopedics
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
Maltracking Patella on Knee ... and potential instability ... JSign #J #Sign #Knee ... clinical #video #msk ... #orthopedics #Maltracking
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... sulcus sign in a shoulder ... multidirectional instability ... clinical #video #msk ... #orthopedics #sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... dorsally and no longer ... Disposition: Pending orthopedic ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
the most common orthopedic ... • Colles (90% "dinner ... variable gross wrist ... reduction using finger ... #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... flexion due to inability ... Discharge with orthpedic ... Management #Hand #Orthopedics ... #MSK
Patellar Instability on Knee Exam

Right knee s/p stabilization.
Left knee prior to surgery.

Clayton Nuelle, MD @NuelleSportsMD

#Patellar #Instability
Patellar Instability ... on Knee Exam ... #Patellar #Instability ... clinical #video #orthopedics ... #msk