19 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... distal radius or ulna ... Triquetrum #Fracture #Wrist ... #XRay #Diagnosis
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... extended, and when ulnar ... extensors (ECU, ... ECRB) The distal carpal ... orthopedics #clinical #video
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Fractures on X-Ray ... thumb injury to ulnar ... Hand #Fractures #XRay ... #Radiology #Wrist ... #differential #diagnosis
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 ... #Diagnosis #Management
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
distal radial-ulnar ... swollen forearm and wrist ... pronation and at wrist ... Distal #Radiology #XRay ... #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... , pain with wrist ... associated injuries: Carpal ... #Carpal #Radiology ... #XRay #Diagnosis
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
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
commonly fractured carpal ... not seen on x-ray ... • Most common carpal ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis
Atrioventricular Septal Defect
aka AV canal defect aka endocardial cushion defect
 • Epidemiology and Associations
 • Embryology
Defect aka AV canal ... Physical Exam • Pathophysiology ... Post-Operative ICU ... Outcomes by Cara ... endocardial #cushion #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis