LRRK2 and Parkinson disease: We report data from the screening of apparently sporadic cases of PD from Nigeria [Yoruba (n = 86), Igbo (n = 2), Hausa(n = 19), and Edo (n = 2)] for LRRK2 in all patients with PD and PRKN, PINK1, DJ1, and SNCA multiplications in patients with EOPD.