23 results
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Bone Fractures ... #Bone #Fractures ... radiology #msk #orthopedics ... #diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... Thomas" sign to diagnosis ... bones should be ... follow-up with orthopedics ... #Management #Orthopedics
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
cause of anterior shoulder ... Differential diagnosis ... • Bony Humeral ... #Ligament #shoulder ... clinical #Radiology #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... bone fracture ... Discharge with orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... follow-up with Orthopedics ... Radiology #XRay #Diagnosis ... #Management #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 ... associated injuries: Carpal ... Radiology #XRay #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
Axillary Nerve Shoulder ... Gluteal Nerve Knee ... Tibial Nerve Knee ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... and underlying bone ... joint capsule or bone ... #Dislocation #Diagnosis ... symptoms #msk #orthopedics
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long bones ... predispose to other orthopedic ... common sites: hip, shoulder ... #differential #diagnosis
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
Capsulitis (Frozen Shoulder ... ) or Prolonged shoulder ... women > men), the glenohumeral ... inflamed, usually in one ... pathophysiology #diagnosis