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[Opsoclonic cerebellar disease. A paraneoplastic syndrome sensitive to chlormethiazole]
Abstract:
Opsoclonus is a very rare ocular dyskinesia associated to a viral infection or neoplasms, being neuroblastoma in children or carcinoma in adults. A case of opsoclonus as a paraneoplastic symptom preceding the diagnosis of breast carcinoma is presented. The abnormal movements had a complete response to the administration of chlormethiazole.
Insights
Opsoclonus, a rare eye movement disorder, can be a paraneoplastic symptom. This case highlights opsoclonus preceding breast carcinoma diagnosis, with complete symptom resolution after chlormethiazole treatment.
Area of Science:
- Neurology
- Oncology
- Ophthalmology
Background:
- Opsoclonus is a rare ocular dyskinesia.
- It is often associated with viral infections or neoplasms, including neuroblastoma in children and carcinoma in adults.
Observation:
- This report details a case of opsoclonus presenting as a paraneoplastic symptom.
- The opsoclonus preceded the diagnosis of breast carcinoma in the patient.
Findings:
- The patient's abnormal eye movements (opsoclonus) showed a complete response to chlormethiazole.
- This suggests a potential therapeutic role for chlormethiazole in managing paraneoplastic opsoclonus.
Implications:
- This case underscores the importance of considering paraneoplastic syndromes in the differential diagnosis of opsoclonus.
- Early recognition and treatment of the underlying malignancy are crucial.
- Chlormethiazole may offer a treatment option for this rare neurological manifestation.