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Reappearing CT lesions: 4 cases.
G Singh1, R S Bhatia, D Khurana
1Department of Medicine, Dayanand Medical College, Ludhiana, Punjab, 141001, India.
Neurology India
|May 26, 1999
Summary
Disappearing CT lesions in India are often linked to cysticercosis. However, this study found that some lesions can reappear, suggesting alternative or complex etiologies beyond simple resolution.
Area of Science:
- Neurology
- Radiology
- Infectious Diseases
Background:
- Cysticercosis is the primary cause of disappearing CT lesions in India.
- Understanding the natural history of these lesions is crucial for accurate diagnosis.
Observation:
- Four patients presented with CT lesions that initially disappeared.
- In three patients, the lesions reappeared at the same site; in one, at a different site.
- One patient was a Taenia carrier, and MRI showed a persistent lesion in another.
Findings:
- The reappearance of CT lesions challenges the assumption of complete resolution in all cases.
- A Taenia carrier among the patients suggests a potential link to parasitic infections.
- Serial MRI indicated lesion persistence in at least one case.
Implications:
- These findings necessitate a re-evaluation of the etiology of disappearing CT lesions.
- Consideration of alternative diagnoses or complex disease courses is important.
- Further research is needed to elucidate the mechanisms behind lesion reappearance.