Out of the 12 studies, 10 included patients with Dravet syndrome,11, 35, 39, 40, 41, 42, 44, 46, 49, 50 one included patients with Dravet syndrome and other DEEs,43 and one study (a case series) included patients with SLC13A5‐related DEEs38 (Table 2). Here, SLC13A5 is linked to encephalopathy, progressive, early-onset, with brain edema and/or leukoencephalopathy.