7 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... lesions • 80% with lung ... #causes #radiology ... #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Sclerosis Diagnosis ... Signs and symptoms ... resonance imaging [MRI ... objective evidence of neurologic ... #management #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
disorder (Cardiac, pulmonary ... • Mononeuritis multiplex ... Lack of UMN/LMN signs ... EMG) studies • MRI ... #neurology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... multiforme, • Multiple ... Lymphadenopathy, CNS ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... • Bilateral signs ... and/or symptoms ... suggestive of multiple ... #management #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... • Progressive symptoms ... oligoclonal bands • MRI ... chorioretinitis, CNS
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... a CXR.2 With multiple ... patients with multiple ... #Radiology #CTChest ... #Lung #Pulmonary