30 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... duck sign" on lateral ... ulna, pain with wrist ... #Carpal #Radiology ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... Disposition: Pending orthopedic ... #Carpal #Radiology ... Diagnosis #Management #Orthopedics ... #Sports #MSK
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... likelihood of wrist ... a patient with wrist ... radius #fracture #radiology ... #msk #orthopedics
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Wrist ... T1 Ulnar Nerve Hip ... Gluteal Nerve Hip ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
• Posterior hip ... wall • Anterior hip ... from impact onto lateral ... FemoralHead #Fractures #msk ... signs #symptoms #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP ... Discharge with orthpedic ... Mallet #Finger #Radiology ... Management #Hand #Orthopedics ... #MSK
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
rupture of the lateral ... Because we saw him ... PhysicalExam #Sports #Orthopedics ... #Knee #lateral ... collateral #ligament #msk
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
the most common orthopedic ... • Most common orthopedic ... variable gross wrist ... Colles #Distal #Radiology ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... follow-up with orthopedics ... #TerryThomas #Wrist ... Scaphoid #Carpal #Radiology ... #Sports #MSK