Actively Recruiting

Age: 3Years - 99Years
All Genders
Healthy Volunteers
ID00001205

Natural History and Long-Term Outcomes of Treated Neurocysticercosis Study of Clinical and Biological Factors Affecting Disease Course

Led by National Institute of Allergy and Infectious Diseases (NIAID) · Updated on 2026-04-29

500

Participants Needed

1

Research Sites

N/A

Total Duration

On this page

AI-Summary

What this Trial Is About

Neurocysticercosis is a brain infection caused by the larval stage of the pork tapeworm (Taenia solium). It can affect different parts of the brain, causing symptoms like seizures, headaches, chronic headaches, meningitis, hydrocephalus, stroke, and sometimes requiring surgery. This research aims to understand how the disease progresses during and after treatment, focusing on clinical, biological, and management factors that affect long-term outcomes. The study also explores host-parasite interactions and develops new diagnostic tools and biomarkers related to the infection. Participants receive treatment with anthelmintic drugs such as praziquantel and/or albendazole, along with anti-inflammatory medications, depending on the type of neurocysticercosis they have. The study follows patients during and after their treatment, collecting clinical information, survey responses, and biological samples including blood, urine, and cerebrospinal fluid when clinically obtained. The goal is to better characterize the disease course and response to treatment over time. During the study, researchers monitor clinical symptoms, imaging features, immune responses, and laboratory markers to understand disease activity and treatment effects. They collect samples for biobanking and advanced testing, including genetic and immune profiling. Participants are followed both in the short term and long term to track their health outcomes. The study includes patients aged 3 to 99 years and involves ongoing evaluation to improve diagnosis and management of neurocysticercosis.

CONDITIONS

Official Title

Natural History of Treated Neurocysticercosis and Long-Term Outcomes

Who Can Participate

Age: 3Years - 99Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Age 3 years or older for neurocysticercosis patients
  • Ability of participant or legally authorized representative to understand and sign informed consent
  • Patients with proven or likely neurocysticercosis
  • For endemic exposure group: age 18 years or older
  • For endemic exposure group: history compatible with possible exposure to neurocysticercosis
Not Eligible

You will not qualify if you...

History of severe allergic reactions to study medication Currently pregnant or breastfeeding Recent participation in another clinical trial within the last 30 days Presence of uncontrolled medical conditions that could affect safety

AI-Screening

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Trial Site Locations

Total: 1 location

1

National Institutes of Health Clinical Center

Bethesda, Maryland, United States, 20892

Actively Recruiting

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Research Team

P

Perla M Adames Castillo, R.N.

E

Elise M O'Connell, M.D.

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

6

Frequently Asked Questions

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Published Research Related To This Trial

Subarachnoid Neurocysticercosis Case Series Reveals a Significant Delay in Diagnosis-Requiring a High Index of Suspicion Among Those at Risk.

Norman L Beatty, Harpreet Kaur, Kathryn Schlaffer...

https://pubmed.ncbi.nlm.nih.gov/38680612

A recombinant monoclonal-based Taenia antigen assay that reflects disease activity in extra-parenchymal neurocysticercosis.

Madelynn Corda, Joshua Sciurba, Jiana Blaha...

https://pubmed.ncbi.nlm.nih.gov/35617367

Immunologic Profiling of CSF in Subarachnoid Neurocysticercosis Reveals Specific Interleukin-10-Producing Cell Populations During Treatment.

Nina L Tang, Paul Schaughency, Pedro Gazzinelli-Guimaraes...

https://pubmed.ncbi.nlm.nih.gov/39475624

A Novel, Highly Sensitive Quantitative Polymerase Chain Reaction Assay for the Diagnosis of Subarachnoid and Ventricular Neurocysticercosis and for Assessing Responses to Treatment.

Elise M O'Connell, Sarah Harrison, Eric Dahlstrom...

https://pubmed.ncbi.nlm.nih.gov/31232448