2008 results
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 ... fracture #radiology #msk ... #orthopedics #diagnosis
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
upon reaching the wrist ... aspect of the wrist ... ECU Subluxation diagnosed ... #subluxation #clinical ... #msk
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... #Differential #Diagnosis ... #MSK #Orthopedics
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... deviation of the wrist ... #Instability #Wrist ... #msk #orthopedics ... #clinical #video
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... , pain with wrist ... #Dislocation #Wrist ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone #Fractures #wrist ... frequency #radiology #msk ... #orthopedics #diagnosis
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... trauma_modern #Wrist ... #PhysicalExam #clinical ... #orthopedics #msk
Sustained Wrist Clonus on Physical Exam

Sustained wrist clonus in a patient who suffered a hemorrhagic stroke.

#Wrist
Sustained Wrist ... Exam Sustained wrist ... #Wrist #Clonus # ... PhysicalExam #clinical
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... #TerryThomas #Wrist ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Wrist Anatomy - Anatomy of the Carpal Bones
There are several mnemonics that people use to remember
Wrist Anatomy - ... Pal @drdevrad #Wrist ... Bones #labeled #clinical ... #radiology #msk