27 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Compatible syndrome + MRI ... + toxo IgG • CNS ... granulomatosis: • EBV-associated ... differential #diagnosis #causes
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Facial Nerve (CN7 ... bilateral, non-CN7 ... atypical symptoms): MRI ... sarcoid or other CNS ... inflammatory cause
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... present in 15% of cases ... Imaging: - MRI ... Demyelinating disease caused ... effect/Edema • EBV
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... cord compression (MRI ... • Infectious causes ... Brucellosis - Dengue, EBV ... - AntiGAD65, NMDAR
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... • MRI: Posterolateral ... torn ligament on MRI ... • Posterior talar ... Syndrome #clinical #mri
Vertigo - is it central or peripheral? Vertigo is classified into either peripheral or central depending
it can also be caused ... Vertigo that is caused ... nervous system (CNS ... vertigo #diagnosis #EM
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... -> PNS -> NMJ - ... Coxsackie, HIV, CMV, EBV ... cryoglobulins • PNS ... EMG) studies • MRI
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
condition that causes ... thickening can cause ... Neurosyphilis • CNS ... pachymeningitis • CNS ... of patients MRI
B-Cell Acute Lymphoblastic Leukemia/Lymphoblastic Lymphoma
Clinical
 - Primarily a disease of childhood, 75% <6 yo
 - Increased
disease with limited BM ... higher WBC count, CNS ... involvement, MRD
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... nervous system (CNS ... Non-inflammatory causes ... neuropathy (LHON) plus MRI