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Radiology Neuroradiology bc69c653

A 60 years old male patient came with complaint of spasticity in bilateral lower limbs. MRI was performed and shown below.

A

Multiple systemic atrophy- predominant parkinsonism

B

Progressive supranuclear palsy

C

Multiple systemic atrophy- predominant cerebellar ataxia

D

Lewy body dementia

High-Yield Explanation

HOT CROSS BUN SIGN- cross shaped hyperintensity in the centre of pons. It is a classic feature of Multisystem atrophy type - C. Multisystem atrophy type - c has involvement of pontocerebellar pathway

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