43 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 ... Femoral Nerve Ankle ... Dorsiflexion L4 Deep Peroneal ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... sciatica, saddle (perineal ... Emergency • Peroneal ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Peroneal Tendon Dislocation on Ankle Examination

After recurrent ankle sprain.  Dislocation of the peroneal tendons requires
Peroneal Tendon ... Dislocation on Ankle ... After recurrent ankle ... Dislocation #Trauma #msk ... #physicalexam
Peroneal Tendon Dislocation on Ankle Examination

Dislocation of peroneal tendons in a soccer player after an ankle
Peroneal Tendon ... Dislocation on Ankle ... Dislocation of peroneal ... Dislocation #Trauma #msk ... #physicalexam
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... likelihood of wrist ... radius #fracture #radiology ... #msk #orthopedics ... #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
injury • ED Management ... #Carpal #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Peroneal Tendon Dislocation after Trauma

The retinaculum is torn leading to dislocation of the tendon, leaving the
Peroneal Tendon ... trauma_modern #Peroneal ... Dislocation #Trauma #msk ... orthopedics #sports #ankle ... #physicalexam
Ankle Instability on Physical Exam

Significant instability with absent lateral ligament complex. Peroneal tendons with a heroic
Ankle Instability ... Peroneal tendons ... @bemooremd #ankle ... #instability #msk ... #orthopedics #physicalexam
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics ... #diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK