A 2-year-old girl with treated congenital cytomegalovirus infection presented with focal seizures. Brain magnetic resonance imaging (MRI) demonstrated frontal pachygyria and asymmetric “tigroid” white-matter abnormalities. These MRI findings represent delayed manifestation of antenatal cytomegalovirus-related brain injury rather than progressive disease, highlighting the importance of accurate radiologic recognition to avoid misdiagnosis.
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Singla et al. (2026) studied this question.
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