22 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... #Fractures #wrist ... radiology #msk #orthopedics ... #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
trapezium, capitate, triquetrum ... injury • ED Management ... Disposition: Pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... to diagnosis scapholunate ... ("Terry Thomas sign ... #Management #Orthopedics
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... , Fragile bones/ ... /joint pain Psychiatric ... Hyperparathyroidism #diagnosis ... Secondary #Tertiary #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... Fractures #msk #diagnosis ... #pathophysiology ... #signs #symptoms ... #orthopedics
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
fractured carpal bone ... common carpal bone ... Scaphoid #Fracture #Wrist ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... in subchondral bone ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms ... #diagnosis
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
and underlying bone ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics ... #pathophysiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
and Management ... cases Clinical Signs ... years - May have signs ... decreased reflexes Pathophysiology ... of bacilli to bone