11 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... dorsum of the hand ... dislocation, distal radius ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... associated injuries: Carpal ... fracture, median nerve ... #Radiology #XRay ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... onto outstretched hand ... injuries: distal radius ... #Radiology #XRay ... #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... dislocation + radial ... Posterior #Radiology #XRay ... #Sports #MSK
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... Swelling notable on Xray ... boggy" joints, esp carpal ... Boutonniere's ulnar ... #signs #symptoms
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
on axillary x-ray ... Structural damage to nerves ... Dislocation #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Superior gluteal nerve ... medial rotation ... Trendelenburg #Gait #pathophysiology ... #causes #symptoms ... #signs #diagnosis
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
, ridging, oil spots ... Axial involvement ... PsoriaticArthritis #pathophysiology ... #diagnosis #signs ... #symptoms
Scoliosis: Pathogenesis and clinical findings (Cobb Angle > 10 Degrees)

 • Incr Axial rotation of thoracic
intervertebral canal ... -> Spinal nerve ... #Scoliosis #pathophysiology ... msk #diagnosis #signs ... #symptoms
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
make bones weaker and ... the cranial nerve ... PagetsDisease #pathophysiology ... #diagnosis #signs ... #symptoms #complications