12 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... "pooping duck sign ... bone fracture ... "pooping duck sign ... Orthopedics #Sports #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay -
around the knee on XRay ... sequestrum, cloaca, and ... blade of grass sign ... #Differential # ... #msk #lesions #adult
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
around the knee on XRay ... bone cyst • Osteoid ... blade of grass sign ... #Differential # ... #MSK #pediatrics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... "Terry Thomas" sign ... onto outstretched hand ... #Radiology #XRay ... Orthopedics #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... onto outstretched hand ... #Radiology #XRay ... Orthopedics #Sports #MSK
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
antibodies -> Anti-Cyclic ... in subchondral bone ... Swelling notable on Xray ... boggy" joints, esp carpal ... subcondral bone
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
bone cortex • ... anterior sail sign ... onto outstretched hand ... can't make A-OK sign ... #Orthopedics #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
bone cortex • ... anterior sail sign ... onto outstretched hand ... Elbow #Radiology #XRay ... #Orthopedics #MSK
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
formation MSK ... Osteoarthritis • Lytic ... weaker and more ... the vertebral canal ... pathophysiology #diagnosis #signs
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
specific questions to ask ... HgbA1c - if not done ... risk Chest X-ray ... events or death (CARP ... surgical management