26 results
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Lhermitte’s sign ... Afferent pupillary defect ... SIGNS/SYMPTOMS ... Signs and symptoms ... with clinically definite
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... motor or sensory deficit ... and coordination deficits ... #headache #signs ... symptoms #clues #differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... • Neurological deficits ... • Meningeal signs ... Systemic symptoms and signs ... #Headache #Differential
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... include functional deficit ... "pooping duck sign ... Orthopedics #Sports #MSK
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Fragility Fractures - Differential ... Mineralization Defect ... Fractures #Pathologic #MSK ... #Differential #
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
-> Hill Sachs Defect ... Dislocation #Diagnosis #signs ... #symptoms #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Findings: • Large defect ... extravasating through the defect ... Differential diagnosis ... GAGL): "Reverse J sign ... Radiology #diagnosis #msk
Hypotension in Anesthesiology - Differential Diagnosis and Management 

Initial checklist: 
 - Verify BP (e.g. surgeon
Anesthesiology - Differential ... Check other vital signs ... Inform surgeon (ask ... Anesthesiology #Differential
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... Autoantibodies: Anti-cN1A ... Inflammatory #Myopathies #differential
Diagram of different types of bone tumors that can occur around the knee on XRay -
blade of grass sign ... Diagnosis #Bony #Differential ... Radiology #XRay #msk