Lower limb dystonia is well‐recognized as occurring in EOPD in PINK1 mutations, and was present in 5 of the 8 Polynesian patients with biallelic PINK1 p.L347P variants recently reported by Patel et al.2However, marked diurnal fluctuations, isolated dystonia and exquisite levodopa‐responsiveness mimicking Segawa disease have been rarely reported in PINK1.4 The gene discussed is PINK1; the disease is dopa-responsive dystonia.