15 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... ulna, pain with wrist ... #Wrist #Carpal ... #Diagnosis #Management
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Terry thomas sign ... Triquetral fracture ... Hand #Fractures #XRay ... #Radiology #Wrist ... #differential #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... , pain with wrist ... trapezium, capitate, triquetrum ... Carpal #Radiology #XRay ... #Diagnosis #Management
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
will be obvious; signs ... swollen forearm and wrist ... pronation and at wrist ... Distal #Radiology #XRay ... #Diagnosis #Management
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... ("Terry Thomas sign ... box, pain with wrist ... Carpal #Radiology #XRay
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... Swelling notable on Xray ... fingers, radial wrist ... Extra-articular signs ... #symptoms #diagnosis
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
nodes - DIP • XRAY ... • MCP + PIP + Wrist ... Hemochromatosis • Wrist ... patterns #hand #diagnosis ... #rheumatology #
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
distal to elbows/wrists ... skin thickening Signs ... Scleroderma #SSc #rheumatology ... #diagnosis #signs
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
knees, shoulders Signs ... marker Imaging: • XRay ... • Ultrasound Diagnosis ... : CLINICAL DIAGNOSIS ... #management #rheumatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... Associated Features: Diagnosis ... over years, often diagnosed ... #differential #diagnosis ... #comparison #rheumatology