“…In addition, WHS is characterized by developmental delays, varying degrees of intellectual impairment, hypotonia (mainly involving the lower extremities), epilepsy or specific electroencephalogram changes, and microcephaly (Mekkawy et al, 2021 ; Simonini et al, 2022 ; Yamamoto‐Shimojima et al, 2019 ). Some patients present with skeletal abnormalities (Buddhdev et al, 2020 ), eye or optic nerve abnormalities (Çelik et al, 2021 ), tumors of various systems (Battaglia et al, 2018 ), dental abnormalities, hearing disorders, heart malformations, cleft lip or palate, urogenital tract malformations, brain structural abnormalities, and digestive system malformations (Mekkawy et al, 2021 ; Simonini et al, 2022 ). Given the lack of effective treatment for WHS, most patients have poor prognosis.…”