Imaging Patterns of Toxic and Metabolic Brain Disorders



Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy

Dentate Nuclei: Metronidazole, Isoniazid, Methyl-Bromide, Wernicke Encephalopathy

Corticospinal Tracts Involvement: Chronic Hepatic Encephalopathy, Cobalamin Deficiency

Selective GIobi Pallidi T2 High Signal: CO Poisoning

Globi Pallidi T1 High Signal: Chronic Hepatic Encephalopathy

Insular and Cingulate Cortex: Hyperammonemic Encephalopathy

Splenium: CLOCCs

Selective Putamina T2 High Signal: Methanol Poisoning

Periventricular White Matter Symmetric Restricted Diffusion: ATL

Corpus Callosum: MBD, CLOCCs

Thalami and Globi Pallidi T2 Low Signal: Toluene Intoxication, Parathyroid Disorders

ATL With Posterior Predominance: Heroin Inhalation

Parieto-Occipital Vasogenic Edema: PRES

Unilateral Striatum T1 High Signal: Diabetic Striatopathy

"Butterfly Wing": Heroin Inhalation

Central Pons: ODS



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