58 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... bone fracture ... Discharge with orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
of Carpal Bones ... Hamate - 2 Months Triquetral ... of the carpal bones ... #Age #Carpal #Bones ... radiology #mnemonic #diagnosis
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Carpal Bones ... of the carpal bones ... -6-7 years for Triquetral ... #Carpal #Bones ... #Wrist #Diagnosis
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Bone Fractures ... Scaphoid - 50-80% • Triquetral ... radiology #msk #orthopedics ... #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... trapezium, capitate, triquetrum ... Dislocation #Wrist #Carpal ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... Thomas" sign to diagnosis ... bones should be ... follow-up with orthopedics ... #Management #Orthopedics
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... chondrocytes -> Incr ossification ... expansion (e.g. carpal ... endocrinology #pathophysiology
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... follow-up with Orthopedics ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
Pathogenesis and clinical ... mechanical loading => Bone ... strain => Bone ... StressFractures #msk #orthopedics ... #pathophysiology
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... performed, the large bone ... ECRB) The distal carpal ... Instability #Wrist #msk #orthopedics ... #clinical #video