13 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... common carpal bone ... ulna, pain with wrist ... #Wrist #Carpal ... #Sports #MSK
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Age of Ossification ... of Carpal Bones ... Hamate - 2 Months Triquetral ... #wrist #radiology ... mnemonic #diagnosis #msk
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... #Fractures #wrist ... frequency #radiology #msk ... #orthopedics #diagnosis
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability (MCI ... performed, the large bone ... subluxating the large bone ... dr.sergibarrera #MCI ... #msk #orthopedics
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... fragmentation and mild bone ... possible secondary ossification ... • MRI is more sensitive ... patella #clinical #mri
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... predispose to other orthopedic ... • XR, MRI to ... Pain #SickleCell #Disease
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... • Bone Marrow ... Fractures #Pathologic #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Peripheral Vascular Disease ... fractured long bone ... Vascular #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Intra-Articular - Bone ... Osgood-Schlatter Disease ... Intraarticular #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Parosteal Lipoma - MSK Radiology
Imaging Findings:
 • Frontal radiograph displays a radiolucent soft-tissue mass with internal
Parosteal Lipoma - MSK ... with internal ossification ... • MRI displays ... Case description ... Radiology #diagnosis #msk