42 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... : • Multiple Sclerosis ... #Brain #differential ... #radiology #neurology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Demyelinating Disease ... : Multiple sclerosis ... Diagnosis #neurology ... #radiology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
- Pineal region ... tumors - Multiple Sclerosis ... " - Vascular disease ... #diagnosis #pineal ... #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
neurodegenerative disease ... • Or brainstem syndromes ... demyelinating lesions ... resonance imaging [MRI ... #neurology #treatment
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... • Pineal region ... tumors • Multiple sclerosis ... • Vascular disease ... #neurology #diagnosis
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... of Multiple Sclerosis ... - One year of disease ... #Multiple #Sclerosis ... #MS #neurology
Diagram of different types of bone tumors that can occur around the knee on XRay -
blade of grass sign ... #Bone #Tumors #Diagnosis ... #Bony #Differential ... #Radiology #XRay ... #msk #lesions #
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... hallucis longus Differential ... diagnosis for similar ... #diagnosis #msk
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
Morquio Syndrome ... Ivory Vertebra Sclerotic ... #MSK #Pathology ... Anomalies #Spine #Diagnosis ... #differential
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Radiology Imaging ... T2-hypointense sclerosis ... Differential diagnosis ... #diagnosis #msk