28 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Pathogenesis and clinical ... Avulsion or shearing injury ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... signs #symptoms #orthopedics
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 ... Extension S1 Inferior ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Jerk - C7, C8 • Biceps ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... cup") which should ... , median nerve injury ... Radiology #XRay #Diagnosis ... #Sports #MSK
Speed's Test - Shoulder Examination

To perform a Speed's test flex the shoulder to 90 degrees with
tendon or labral tear ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics ... #biceps #tendon
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
with a capsule tear ... Differential diagnosis ... capsuloligamentous injury ... #clinical #mri ... #diagnosis #msk
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
a chronic ACL tear ... test #ACL #Knee #Injury ... #ACLTear #clinical ... #video #PhysicalExam ... Sports #Ortho #anterior
Biceps Load Test - Shoulder Examination

To perform the Biceps Load Test supinate the arm, abduct shoulder
Biceps Load Test ... associated labral tear ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics
Speed's Test - Shoulder Examination

To perform a Speed's test flex the shoulder to 90 degrees with
tendon or labral tear ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics ... #biceps #tendon
Biceps Tension Test 

To perform the Biceps Tension Test supinate the arm, abduct the shoulder to
arm, abduct the shoulder ... associated labral tear ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics