57 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Scaphoid - 50-80% • Triquetral ... Bone #Fractures #wrist ... frequency #radiology #msk ... #orthopedics #diagnosis
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal ... Hamate - 2 Months Triquetral ... #Bones #wrist # ... radiology #mnemonic #diagnosis ... #msk #pediatrics
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Mallet finger - injury ... Terry thomas sign ... Triquetral fracture ... XRay #Radiology #Wrist ... #differential #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
trapezium, capitate, triquetrum ... , median nerve injury ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... • Due to injury ... ("Terry Thomas sign ... Orthopedics #Sports #MSK
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Ossification of Carpal ... ossification of the carpal ... -6-7 years for Triquetral ... #Bones #Wrist # ... Diagnosis #Peds
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... - Radial Nerve Injury ... - Ulnar Nerve Injury ... #Differential #Diagnosis ... #MSK #Orthopedics
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Peripheral Nerve Injury ... to make the OK sign ... #OK #Sign #OKSign ... #physicalexam #msk ... #sports #neurology
Myelopathy - Injury to the entire spinal cord - Signs and Symptoms
 • Ataxia (early sign)
Myelopathy - Injury ... spinal cord - Signs ... Ataxia (early sign ... #Myelopathy #diagnosis ... #msk