Related Experiment Video
Updated: Jun 19, 2026

09:42
High-Resolution 3D Imaging of Rabies Virus Infection in Solvent-Cleared Brain Tissue
Published on: April 30, 2019
Case Report: Magnetic resonance imaging in rabies encephalitis
Arekapudi Subramanyeswara Rao1, Dandu Ravi Varma, Mamidi Venkata Chalapathi Rao
1Department of Radiology and Neurology, Krishna Institute of Medical Sciences, 1-8-31/1, Minister Road, Secunderabad - 500 003, Andhra Pradesh, India.
The Indian Journal of Radiology & Imaging
|November 3, 2009
Summary
Rabies encephalitis is a fatal neurological disease. Diffusion imaging on MRI can aid in early diagnosis, especially in atypical cases without a clear bite history.
Area of Science:
- Neurology
- Infectious Diseases
- Radiology
Background:
- Rabies encephalitis is a fatal neurological illness with characteristic clinical signs.
- Diagnosis typically relies on patient history and clinical presentation.
- Neuroimaging can be valuable for early diagnosis, particularly in atypical presentations or when animal bite history is absent.
Observation:
- This report details the Magnetic Resonance Imaging (MRI) findings in a patient with furious rabies encephalitis.
- The study focuses on the diagnostic utility of diffusion-weighted imaging (DWI) in this context.
Findings:
- MRI, especially diffusion imaging, can reveal characteristic findings in rabies encephalitis.
- Diffusion imaging may help establish an early diagnosis when clinical signs are ambiguous or history is unclear.
Implications:
- Diffusion-weighted MRI is a potentially crucial tool for the early and accurate diagnosis of rabies encephalitis.
- This imaging technique can support clinical diagnosis, especially in challenging cases, improving patient management and outcomes.
Related Concept Videos
Magnetic Resonance Imaging
Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
Rabies
Rabies is a lethal zoonotic disease caused by a single-stranded, negative-sense RNA virus of the Lyssavirus genus, within the family Rhabdoviridae. Its primary mode of transmission to humans is through bites or saliva-contaminated scratches from infected mammals such as dogs, bats, raccoons, or foxes. Transmission can also occur if infectious saliva contacts abraded skin or intact mucous membranes, including the conjunctiva.Viral Entry and Early ReplicationOnce introduced at the bite or scratch...
Imaging Studies for Cardiovascular System IV: CMRI
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
