thickening of the leptomeninges, sometimes with obliteration of the subarachnoid space; commonly related to acute or chronic leptomeningitis of bacterial or chemical origin. See Also: leptomeningeal fibrosis. Syn: obliterative arachnoiditis.
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thickening of the leptomeninges, sometimes with obliteration of the subarachnoid space; commonly related to acute or chronic leptomeningitis of bacterial or chemical origin. See Also: leptomeningeal fibrosis. Syn: obliterative arachnoiditis.