12 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... box, pain with wrist ... #Radiology #XRay ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... commonly, 60%; also ... fracture, median nerve ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... evaluation should also ... include a: • Neurologic ... Noise trauma ○ MS ... #Differential #
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... reactants are also ... Stimulation of nerve ... boggy" joints, esp carpal ... RheumatoidArthritis #RA #pathophysiology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
lumbar spine Signs ... • Areflexia (loss ... damage to sacral nerves ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Superior gluteal nerve ... Trendelenburg #Gait #pathophysiology ... causes #symptoms #signs ... #diagnosis #msk
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... LMN: Weakness, loss ... conditions listed in differential ... activity between nerve ... Lateral #Sclerosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
fatiguable chewing, loss ... life-threatening Differential ... Generalized fatigue - ALS ... - Peek sign ... diagnosis #management #neurology
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
bone formation MSK ... the vertebral canal ... Conductive hearing loss ... PagetsDisease #pathophysiology ... #diagnosis #signs
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... threat Cranial Nerves ... horizontal movements; also ... • Examine for signs