Sarah L Stenton, Ying Zou, Hua Cheng, Zhimei Liu, Junling Wang, Danmin Shen, Hong Jin, Changhong Ding, Xiaolu Tang, Suzhen Sun, Hong Han, Yanli Ma, Weihua Zhang, Ruifeng Jin, Hua Wang, Dan Sun, Jun Lan Lv, Holger Prokisch, Fang Fang
OBJECTIVE: Leigh syndrome (LS) is a heterogeneous neurodegenerative disease and the most frequent pediatric manifestation of mitochondrial disease. In the largest patient collection to date, this study aimed to provide new insights into the clinical and genetic spectrum of LS, defect-specific associations, and predictors of disease course and survival. METHODS: Clinical, metabolic, neuroimaging, onset, and survival data were collected from the medical records of 209 patients referred to the Beijing Children's Hospital with symmetrical basal ganglia and/or brainstem neuroimaging changes indicative of LS by 30 centers from the Chinese network of mitochondrial disease (mitoC-NET) between January 2013 and July 2021 for exploratory analysis...
April 2022: Annals of Neurology