Tumor-like Demyelination. Differentiation from Toxoplasmosis |
| Toxoplasmosis Immunohistochemistry |
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| Toxoplasma tachyzoites are stained in dark brown with anti-toxoplasma antibody. Macrophages contain granular material. A cyst full of toxoplasma organisms stains darkly (arrow). From Ellison D,* with permission. A similar preparation would be negative in tumor-like demyelination. |
