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Verocay bodies were first described by Uruguayan neuro-pathologist José Juan Verocay in 1910. It is a required histopathological finding for diagnosing schwannomas ( tumors of Schwann cells ). Verocay bodies are a component of "Antoni A" which are the dense areas of schwannomas located between palisading spindle cells found in neoplasms .
Cellular schwannoma is nearly exclusively made up of a fascicular proliferation of well-differentiated Schwann cells that are cytologically bland, missing Verocay bodies, and just slightly exhibiting Antoni B pattern growth (10% of the tumor area). [12] [13] [14] Local recurrence is Variable (5-40%) and perhaps greater than in normal schwannomas.
A vestibular schwannoma (VS), also called acoustic neuroma, is a benign tumor that develops on the vestibulocochlear nerve that passes from the inner ear to the brain. The tumor originates when Schwann cells that form the insulating myelin sheath on the nerve malfunction.
Micrograph showing contraction band necrosis, a histopathologic finding of myocardial infarction (heart attack).. Histopathology (compound of three Greek words: ἱστός histos 'tissue', πάθος pathos 'suffering', and -λογία-logia 'study of') is the microscopic examination of tissue in order to study the manifestations of disease.
A man who allegedly lied to police during their investigation of his missing ex-girlfriend Ashley Elkins has now been charged with murder. Elkins, 30, disappeared from her Warren, Mich., home on ...
A new report suggests that more Americans may be walking around with bird flu − and not even know it.. Researchers from the Centers for Disease Control and Prevention randomly tested 150 ...
A draft deal for a ceasefire in Gaza and hostage release has been agreed to in principle and, if all goes well, will be finalized by Israel and Hamas this week, Arab, U.S. and Israeli officials ...
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