55 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... The triquetrum ... wrist flexion and extension ... Discharge with orthopedic ... Diagnosis #Management #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
Innervation of Muscles Shoulder ... Axillary Nerve Shoulder ... Thoracodorsal Nerve Elbow ... Musculocutaneous Nerve Elbow ... MuscleGroups #MSK #Orthopedics
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... sulcus sign in a shoulder ... applied at the elbow ... #Sulcus #Sign #Shoulder ... clinical #video #msk #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
Supracondylar Elbow ... • Most common elbow ... fracture' • Ossification ... II-IV, pending orthopedic ... Diagnosis #Management #Orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Neuropathy Elbow ... extensionshoulder ... → shoulder abduction ... #sports #msk #orthopedics
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... (Shoulder, Elbow ... Management Summary Shoulder ... EXTERNAL ROTATION, EXTENSION ... axis of femur #Orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... pain with wrist extension ... trapezium, capitate, triquetrum ... Disposition: Pending orthopedic
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... Neuropathy Shoulder ... → shoulder external ... rotation → elbow ... #sports #msk #orthopedics
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... rotation of the shoulder ... Force exceeds tensile ... strength of muscle, tendon ... symptoms #msk #orthopedics
A physical examination revealed an obvious deformity in the anterior mid-upper arm that became more pronounced
pronounced during elbow ... imaging of the shoulder ... of the biceps tendon