33 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 ... Wrist #Carpal #Radiology ... #XRay #Diagnosis
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... Pathogenesis of X-ray ... Signs/Symptoms: ... BoneTumors #Malignant #Radiology ... #Diagnosis #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... ) • Enostosis/bone ... docskalski #Knee #Bone ... #Bony #Differential ... #Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... • Aneurysmal bone ... blade of grass sign ... #Differential #Diagnosis ... #Radiology #XRay
Rheumatoid arthritis (RA): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
Narrowing • Bony ... the articular bone ... #RA #HandXray #Diagnosis ... #Radiology #Clinical ... #Pathophysiology
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Terry thomas sign ... Triquetral fracture ... Kienboch disease ... Hand #Fractures #XRay ... #Radiology #Wrist
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
30 (post-peak bone ... Decr estrogen • Bone ... #Osteoporosis #pathophysiology ... #signs #symptoms ... #diagnosis
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... easily/weakness, Bone ... /joint pain Psychiatric ... Hyperparathyroidism #diagnosis ... Secondary #Tertiary #pathophysiology
Gaucher Disease 

Pathophsiology
 • Lysosomal storage disorder
 • Deficiency of ß-glucocerebrosidase
• Accumulation of glucosylceramide in macrophages
Diagnosis
Gaucher Disease ... Pathophsiology ... in macrophages Diagnosis ... Osteonecrosis, bone ... #Diagnosis #Signs
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
and underlying bone ... joint capsule or bone ... #Dislocation #Diagnosis ... #signs #symptoms ... #orthopedics #pathophysiology