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===Ring enhancing lesions=== | ===Ring enhancing lesions=== | ||
In [[HIV]]/AIDS patients... mass on CT if infection: | In [[HIV]]/AIDS patients... mass on CT if infection: | ||
*Toxoplasmosis - most common.<ref>MUN. Feb 3, 2009.</ref> | *[[Toxoplasmosis]] - most common.<ref>MUN. Feb 3, 2009.</ref> | ||
Ring enhancing lesion (DDx) - mnemonic ''MAGICAL DR'':<ref>TN2005 NS7.</ref> | Ring enhancing lesion (DDx) - mnemonic ''MAGICAL DR'':<ref>TN2005 NS7.</ref> | ||
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*Contusion. | *Contusion. | ||
*AIDS-related. | *AIDS-related. | ||
*Lymphoma + HIV assoc. disease (toxoplasma). | *[[Lymphoma]] + [[HIV]] assoc. disease (toxoplasma). | ||
*Demyelination (e.g. multiple sclerosis). | *Demyelination (e.g. [[multiple sclerosis]]). | ||
*Resolving hematoma. | *Resolving hematoma. | ||
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