6 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
Nerve Shoulder ... Hip Extension S1 Inferior ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
shoulder instability ... J-shape." o Usually anterior ... Differential diagnosis ... RHAGL) lesion: Posterior ... Radiology #diagnosis #msk
Abnormal Posterior Drawer Test in Posterior Cruciate Ligament (PCL) Injury

False anterior drawer: start from retropulsion of
Cruciate Ligament ... Injury False anterior ... #Drawer #Test #Knee ... #PhysicalExam # ... orthopedics #sports #msk
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Differential diagnosis ... Meniscofemoral ligament ... BucketHandle #Tear #knee ... Radiology #diagnosis #msk
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... on MRA/CTA • Anterior ... Reversible course Differential ... count in the CSF should ... - 10-25% BP reduction
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... SPONTANEOUS REDUCTION ... Neurologic deficit ... drawers, and special ligament ... #Injury #msk #clinical