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
Radial Nerve Wrist ... Nerve Fingers ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
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variable gross wrist ... injury, acute carpal ... reduction using finger ... #XRay #Diagnosis ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... scapholunate interosseous ligament ... onto outstretched hand ... #Radiology #XRay ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... capsule. collateral ligaments ... Dislocation #IPJoint #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
dorsum of the hand ... flexion and extension ... #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... associated injuries: Carpal ... #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
that is fixed in flexion ... #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
This 66M w h/o DM2, renal transplant presented with severe volar hand and wrist pain x
and wrist pain ... index finger, what's ... the diagnosis? ... to OR for I&D, carpal ... Interesting, all
This 66M w h/o DM2, renal transplant presented with severe volar hand and wrist pain x
and wrist pain ... index finger, what's ... the diagnosis? ... to OR for I&D, carpal ... Interesting, all
Lachman Test for ACL Injury

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