15 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... "pooping duck sign ... bone fracture ... #Radiology #XRay ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures ... Scaphoid - 50-80% • Triquetral ... #Bone #Fractures ... wrist #frequency #radiology ... #msk #orthopedics
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
row is normally ... performed, the large bone ... subluxating the large bone ... Instability #Wrist #msk ... orthopedics #clinical #video
Scarf Sign (Normal) on Physical Exam

The scarf sign is used to assess developmental age and muscle
Scarf Sign (Normal ... age and muscle tone ... tone, the elbow ... #clinical #video ... #pediatrics #tone
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... trapezium, capitate, triquetrum ... Splint: Sugar tong ... #Radiology #XRay ... Orthopedics #Sports #MSK
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
ULTRASOUND Bone ... : Bone is represented ... can pass through bone ... median nerve in the carpal ... MUSCULOSKELETAL #MSK
Radial Head Elbow Fracture with displaced Fat Pads
Intra-Articular Fracture of the Elbow with displaced fat pads
be seen in most normal ... is the luckier one ... called the “Sail sign ... trauma #clinical #radiology ... #msk #hemarthrosis
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
the underlying bone ... important to look for signs ... Normally, 1-2mm ... proximal to the carpal ... Interpretation #Checklist #radiology
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
cause excessive bone ... ) bone formation ... MSK • Deformed ... bones puts abnormal ... pathophysiology #diagnosis #signs
Pediatric Elbow Injuries - Elbow Xrays

Check the fat pads on the lateral projection:
1. A displaced anterior
fat pad (sail sign ... have at least one ... If less than one ... The normal radius ... Injuries #Xrays #Radiology