“ Location Abnormality HIV encephalitis Diffuse, bilateral, symmetrical Periventricular white matter lesions Diffuse atrophy Patchy T2 White...
“
| Location | Abnormality | |
|---|---|---|
| HIV encephalitis | Diffuse, bilateral, symmetrical Periventricular white matter lesions | Diffuse atrophy Patchy T2 White matter vacuolation No contrast enhancement |
| Toxoplasmosis | Basal ganglia Corticomedullary junction Thalamus | Multiple enhancing lesions, tT2 and diffusion-weighted imaging Mass effect Vasogenic oedema Haemorrhagic |
| Primary central nervous system lymphoma | Deep white matter Cortex/peri ventricular location Corpus callosum | Solid/rim enhancement Crosses midline Lesions iso-/hyper-intense on T2 |
| Fungal encephalitis | Basal ganglia | Pseudocysts of CSF density Minimal oedema |
| Progressive multifocal leukoencephalopathy | White matter | Multifocal demyelination No oedema |
| Tuberculosis | Corticomedullary regions | Target lesions Hydrocephalus Dural enhancement |
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