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Related Concept Videos

Multiple Sclerosis l: Introduction01:19

Multiple Sclerosis l: Introduction

Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...
Viral Meningitis01:18

Viral Meningitis

Viral meningitis is the most common form of meningitis and is often referred to as aseptic meningitis to indicate the absence of bacterial involvement. It is generally milder than bacterial meningitis, with symptoms including fever, headache, stiff neck, drowsiness, nausea, photophobia, and vomiting. Rarely, more severe manifestations or death may occur. Common causative agents include enteroviruses, particularly coxsackie A and B viruses and echoviruses, all members of the Enterovirus genus...
Atypical Pneumonia01:14

Atypical Pneumonia

Atypical pneumonia, often caused by Mycoplasma pneumoniae, is a form of pulmonary infection that differs from the classical presentation of bacterial pneumonia in both its cause and clinical symptoms. Mycoplasma pneumoniae is a pleomorphic bacterium notable for its lack of a rigid cell wall. This structural characteristic imparts resistance to beta-lactam antibiotics and significantly influences the bacterium’s behavior within the human host.Other pathogens responsible for the disease include...
Cryptococcal Meningitis01:27

Cryptococcal Meningitis

Cryptococcal meningitis is a life-threatening opportunistic infection predominantly associated with HIV/AIDS, accounting for over 100,000 deaths annually worldwide. However, it also affects individuals with other forms of immunosuppression, including those undergoing immunosuppressive therapy, organ transplant recipients, patients with innate immunodeficiencies, and individuals with hematological disorders. The infection is caused mainly by Cryptococcus neoformans and Cryptococcus gattii,...
Viral Recombination00:57

Viral Recombination

Cells are sometimes infected by more than one virus at once. When two viruses disassemble to expose their genomes for replication in the same cell, similar regions of their genomes can pair together and exchange sequences in a process called recombination. Alternatively, viruses with segmented genomes can swap segments in a process called reassortment.
Encephalitis l: Introduction01:19

Encephalitis l: Introduction

Encephalitis is inflammation of the brain parenchyma, most often due to infections or autoimmune processes. It presents with neuropsychiatric features such as fever, altered mental status, behavioral changes, cognitive dysfunction, seizures, focal deficits, and sometimes autonomic instability. In some cases, the meninges are also involved, resulting in meningoencephalitis.Infectious CausesInfectious encephalitis is most commonly viral but can also result from bacterial, fungal, or parasitic...

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Related Experiment Video

Updated: Jun 13, 2026

Rat Model of Widespread Cerebral Cortical Demyelination Induced by an Intracerebral Injection of Pro-Inflammatory Cytokines
09:46

Rat Model of Widespread Cerebral Cortical Demyelination Induced by an Intracerebral Injection of Pro-Inflammatory Cytokines

Published on: September 21, 2021

Rare infections mimicking MS.

Vesna V Brinar1, Mario Habek

  • 1University of Zagreb, School of Medicine and University Hospital Centre Zagreb, Department of Neurology and Refferal Center for Demyelinating Diseases of the Central Nervous System, Zagreb, Croatia. vesna.brinar@zg.t-com.hr

Clinical Neurology and Neurosurgery
|May 5, 2010
PubMed
Summary
This summary is machine-generated.

Diagnosing multiple sclerosis (MS) can be challenging due to overlapping symptoms with infectious diseases. Recognizing "red flags" and considering rare infections is crucial for accurate diagnosis and appropriate patient management.

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Related Experiment Videos

Last Updated: Jun 13, 2026

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08:51

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla

Published on: February 19, 2021

Area of Science:

  • Neurology
  • Infectious Diseases

Background:

  • Multiple sclerosis (MS) diagnosis is complex, often requiring differentiation from other demyelinating disorders.
  • Idiopathic demyelinating conditions, inflammatory diseases, and non-inflammatory disorders can mimic MS symptoms.

Observation:

  • Atypical clinical presentations and neuroimaging findings necessitate a broad differential diagnosis.
  • Several infectious diseases, including Lyme disease, syphilis, and HIV/AIDS, can be mistaken for MS.
  • Rare infections like Cat Scratch Disease and Leptospirosis may present with neurological deficits and demyelinating MRI changes.

Findings:

  • This review highlights infectious diseases that mimic MS, focusing on rare cases.
  • Awareness of specific infectious mimics is essential for clinicians.
  • Serological testing for rare infections may be warranted in atypical MS presentations.

Implications:

  • Accurate differentiation between MS and infectious mimics improves patient outcomes.
  • Early identification of infectious causes prevents misdiagnosis and inappropriate treatment.
  • Understanding these mimics enhances diagnostic strategies in neurology and infectious disease.