13 results
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 ... subluxating the large bone ... ECRB) The distal carpal ... #Wrist #msk #orthopedics
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures ... #Bone #Fractures ... #wrist #frequency ... #radiology #msk ... #orthopedics #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... bone fracture ... ulna, pain with wrist ... #Carpal #Radiology ... #Sports #MSK
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors # ... #Orthopedics #Causes
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... instability and ... #Carpal #Radiology ... #Sports #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... fractured long bone ... • Dislocated Bone ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... Gastrointestinal Disease • Bone ... Malignancy • Drugs (e.g ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Intra-Articular - Bone ... Ganglion Cyst - Bone ... • Fascitis (e.g ... Intraarticular #MSK ... #Orthopedics #Causes
Chronic distal radiocubital instability.
The function of this joint is the rotation of the forearm or pronosupination,
ARCD instability ... 3 categories: bone ... In this case it ... #radioulnar #wrist ... #Wrist #msk #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... disruption (may be bony ... flexion due to inability ... Mallet #Finger #Radiology ... #MSK