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Updated: Jun 29, 2025
An Electroporation Method to Transform Rickettsia spp. with a Fluorescent Protein-Expressing Shuttle Vector in Tick Cell Lines
Published on: October 11, 2022
Case report: Infectious cerebral vasculitis due to rickettsiosis
Oumaima Oueriagli Nabih1, Nizar El Bouardi1, Hajar Ouazzani Chahdi1
1Department of Radiology, Faculty of Medicine, Pharmacy and Dental Care, Hassan II University Hospital of Fez, Sidi Mohammed Ben Abdellah University, Fez, Morocco.
Abstract:
Rickettsiosis is a widespread infection throughout the world and in Africa, it covers a wide range of infectious diseases caused by Rickettsia species. Rickettsial infections, with the exception of Q fever, typically present with fever, rash, and vasculitis. The central nervous system (CNS) can be affected by all rickettsial diseases and is an important target for several of them. Clinical manifestations are suggestive of rickettsial infection, but serology and skin biopsy provide confirmation. Although the presence of abnormal neuroimaging is rare, its presence is associated with a worse clinical prognosis. Computed tomography (CT) and magnetic resonance imaging (MRI) scans mainly show signs of vasculitis, which may be reversible if appropriate treatment is initiated early in the course of the disease. We present here a case of infectious cerebral vasculitis due to rickettsiosis with some MRI features.
Insights
Rickettsiosis, a global infectious disease, can affect the central nervous system (CNS). Early diagnosis and treatment of CNS rickettsial infections, including cerebral vasculitis, are crucial for a better prognosis.
Area of Science:
- Infectious Diseases
- Neurology
- Radiology
Background:
- Rickettsiosis encompasses diverse infections caused by Rickettsia species, prevalent globally and in Africa.
- Typical symptoms include fever, rash, and vasculitis, with potential central nervous system (CNS) involvement.
Observation:
- Central nervous system (CNS) involvement in rickettsial infections can manifest as cerebral vasculitis.
- Neuroimaging findings, though uncommon, correlate with clinical prognosis.
Findings:
- Computed tomography (CT) and magnetic resonance imaging (MRI) often reveal vasculitis in CNS rickettsial infections.
- These neuroimaging signs may be reversible with prompt therapeutic intervention.
Implications:
- Highlights the importance of considering rickettsiosis in CNS vasculitis cases.
- Emphasizes the role of early diagnosis and neuroimaging in managing rickettsial CNS infections.
