38 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Supination ... Reflexes: • Triceps ... Jerk - C7, C8 • Biceps ... Jerk - C5, C6 • Supinator ... Triceps power is
Yergason's Test on Physical Exam
Yergason's test for biceps tendon pathology testing stability of the tendon within
Yergason's test for biceps ... Resisted ER, supination ... groove indicating biceps ... external rotation and supination ... pain is +test for biceps
Infographic: Compartment Syndrome #Diagnosis #Managment #Ortho #Compartment #Syndrome #CompartmentSyndrome #FIVEPs #Overview #ALiEM
Diagnosis #Managment #Ortho ... CompartmentSyndrome #FIVEPs
A physical examination revealed an obvious deformity in the anterior mid-upper arm that became more pronounced
long head of the biceps ... tendon #Clinical #Ortho ... TendonRupture #Biceps
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
disruption on x-ray ... especially in supination ... long arm with supination ... • Ortho consult ... Distal #Radiology #XRay
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... - C5, C6 • Triceps ... C6, C7, C8 • Supinator
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
at an elbow x-ray ... especially in supination ... Splint: Sling • Ortho ... Type I, DC with ortho ... Elbow #Radiology #XRay
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
especially in supination ... long arm (with supination ... I or Ill) • Ortho ... Ulnar #Radiology #XRay
Bicep muscle injury - Yergason Test - 1. Position patient's elbow at 90 degrees with thumb
Bicep muscle injury ... Have the patient supinate ... wrist) #Diagnosis #Ortho ... #Sports #Bicep
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
not seen on x-ray ... snuffbox, pain with supination ... Thumb spica • Ortho ... Carpal #Radiology #XRay