11 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture, median nerve ... #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... flexion and extension ... dislocation, distal radius ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... extension • Possible ... injuries: distal radius ... #Radiology #XRay ... Orthopedics #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... Distal #Radiology #XRay ... #Orthopedics #MSK
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... Swelling notable on Xray ... boggy" joints, esp carpal ... drift of fingers, radial ... RheumatoidArthritis #RA #pathophysiology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Superior gluteal nerve ... Trendelenburg #Gait #pathophysiology ... #causes #symptoms ... #signs #diagnosis ... #msk
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
bone formation MSK ... the vertebral canal ... the cranial nerve ... PagetsDisease #pathophysiology ... #diagnosis #signs
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... symptoms are not caused ... anterior/posterior MSK ... erythema nodosum (extensor ... #Signs #Symptoms
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... Clonus, Spasticity, Extensor ... activity between nerve ... neurons - IV free radical ... neurology #diagnosis #management
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... Nerves: Brainstem ... decortication), abnormal extensor ... • Examine for signs ... Casey Albin MD @