“ Causes atrophy of the white matter, especially the centrum semiovale. In adults, it causes the ‘AIDS dementia complex’; in children, it causes HIV-associated progressive encephalopathy. Appearances improve with treatment. MRI • Diffuse bilateral symmetrical periventricular white matter lesions with characteristic sparing of the grey matter• No enhancement post-contrast• Cerebral atrophy Axial T2 (a) and …
“ 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 …
“Two-thirds have intra-axial central nervous system infection at some point. The most common manifestations are HIV encephalitis, toxoplasmosis, cryptococcosis, cytomegalovirus, herpes simplex virus, mycobacterial tuberculosis, progressive multifocal leukoencephalopathy and neurosyphilis ” For Radiology Cases, Discussion join: Radiology Made Easy on Facebook Subscribe to our youtube channel for FRCR radiology case discussion Join our Telegram group: …
CENTRAL NERVOUS SYSTEM INFECTION WITH HIV AND AIDS Read More »
“• Bilateral changes with herpes simplex virus• Posteromedial temporal lobe affected (supplied by the posterior cerebral artery [PCA])” For Radiology Cases, Discussion join: Radiology Made Easy on Facebook Subscribe to our youtube channel for FRCR radiology case discussion Join our Telegram group: Radiology Made Easy