PMC10126670_01
Patient's right hand with flexion and extension in the joints.
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In the examination of his right hand, the fourth and fifth interphalangeal joints were flexed, and the third and fifth metacarpophalangeal joints were extended, which was found to be the result of presence of small xanthoma in the tendons of the right hand (Figure 1).
Brain magnetic resonance imaging (MRI) showing diffuse and focal cerebral and
cerebellar white matter.
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PMC10126670_01_10.1177_23247096231168109-fig2.jpg
fig2-23247096231168109