24 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... spared in this injury ... axillary nerve ... Myotomes #diagnosis #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... #PhysicalExam #clinical ... #orthopedics #msk ... #sports #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED ... Management: Pain ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Palsy as cause ... Higher ( cortical lesions ... both supination and ... #Palsy #Drop #clinical ... #physicalexam #neurology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... Salter Harris injury ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... ) • ED Management ... Colles #Distal #Radiology ... #Orthopedics #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... injury (40%, loss ... , bony Bankart lesions ... Dislocation #Anterior #Radiology ... Orthopedics #Sports #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... Finger deformity caused ... : Hyperflexion injury ... #Hand #Orthopedics ... #MSK
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... patient to relax the hand ... Positive #Abnormal #clinical ... #video #neurology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
clinical findings ... Chondrodysplasia Neurologic ... Stroke • Root Lesion ... Superior gluteal nerve ... signs #diagnosis #msk