8 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... scapholunate dissociation ... perilunate or lunate dislocation ... associated fracture or dislocation ... #Scapholunate #Dissociation
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
to distal ulna, ... pain with wrist ... injuries: Perilunate dislocation ... or ulna fractures ... #XRay #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... In perilunate dislocation ... summary: • Dorsal dislocation ... #Perilunate #Dislocation ... #Wrist #Carpal
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
scaphoid entering distally ... : Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... #XRay #Diagnosis
Orthopedic Fracture Classification - Upper Limbs
Neer Classification of Proximal Humeral head Fractures:
 • 1-part
 • 2-part:
radioulnar joint and dislocation ... of radius with dislocation ... radius with dislocation ... with concomitant dislocation ... #Orthopedics #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Interphalangeal Joint Dislocation ... involved and the dislocation ... (if dorsal PIP dislocation ... (if volar PIP dislocation ... (if volar DIP dislocation
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Swelling notable on Xray ... boggy" joints, esp carpal ... Boutonniere's ulnar ... RheumatoidArthritis #RA #pathophysiology ... signs #symptoms #diagnosis