13 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... #Wrist #Carpal ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... #TerryThomas #Wrist ... #Radiology #XRay ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... duck sign" on lateral ... injuries: Perilunate dislocation ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
not seen on x-ray ... , perilunate dislocation ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Fractures (medial/lateral ... procedural sedation and reduction ... Posterior #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Overhead throwing => Abduction ... on axillary x-ray ... Acute loss of lateral ... #Diagnosis #signs ... #symptoms #msk
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
degrees of flexion; lateral ... Digital block and reduction ... IPJoint #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Fracture • Hip dislocation ... of knee due to laterally ... symptoms #signs #diagnosis ... #msk
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... injury, acute carpal ... Distal #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK