14 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
shearing injury -> Ligaments ... tear a portion of bone ... Fractures #msk #diagnosis ... #pathophysiology ... signs #symptoms #orthopedics
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
deposits/spurs ... under the areas of bone-bone ... Osteoarthritis #OA #Xray #radiology ... #diagnosis #findings ... #Clinical #knee
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... Thomas" sign to diagnosis ... scapholunate interosseous ligament ... Scaphoid #Carpal #Radiology ... #Sports #MSK
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
tenderness over ligament ... insertion into bone ... , ridging, oil spots ... PsoriaticArthritis #pathophysiology ... #diagnosis #signs
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... Discharge with orthpedic ... Mallet #Finger #Radiology ... #XRay #Diagnosis ... Management #Hand #Orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... common carpal bone ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
supine and with the knee ... degrees of flexion, hip ... One hand supports ... Anterior #Cruciate #Ligament ... #sports
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
capsule. collateral ligaments ... Discharge with orthopedic ... Dislocation #IPJoint #Radiology ... #XRay #Diagnosis ... Management #Hand #Orthopedics
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
fractured carpal bone ... common carpal bone ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
elbow x-ray review alignment ... posterior) and bone ... II-IV, pending orthopedic ... Elbow #Humerus #Radiology ... #XRay #Diagnosis