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Biomedical subjects

M Bregigeon

Publications and source records attributed to M Bregigeon.

9 recordsLinked to original sources

[Cranial pachymeningitis or unknown origin].

Pachymeningitis of unknown origin is uncommon and is usually associated with headaches, cranial nerve lesions and cerebellar ataxia. Magnetic resonance imaging is particularly contributive to diagnosis. The default diagnosis must however be confirmed by brain biopsy. Treatment is not well defined. Basically, corticosteroid therapy, or immunosuppressive therapy in case of failure, is known to have little effect on the brain lesion. We report here a case characterized by headache associated with partial regression of the radiographic lesions.

Biopsy↗

[Peripheral neuropathies caused by disulfiram].

Disulfirame is a rare cause of peripheral neuropathy in subjects with chronic alcoholism. We report here a case in a 42-year-old man and present the main clinical features and electrophysiological and pathology results. Disulfamine-induced peripheral neuropathy is dose-dependent and never occurs below 250 mg/d (1/2 tables of Espéral*). The pathogenesis is poorly understood.

Adult↗

[Unusual case of bilateral optic neuritis in Lyme neuroborreliosis].

The most common manifestations of Lyme disease are neurologic and rheumatologic, but ophthalmologic lesions can also occur and may even be dominant. The authors describe a case of bilateral optic neuropathy associated with Lyme borreliosis that quickly led to near-total blindness. In addition to a loss in visual acuity and field bilateral papillary edema was documented by angiofluorography. A spectacular improvement was obtained under combined antimicrobial therapy using doxycycline and corticosteroid therapy. The patient rapidly recovered full vision. These observations are discussed within the context of Lyme disease with a review of other relevant ophthalmologic complications. The importance of careful interpretation of serology is emphasized.

Adult↗