MONDO_0014261 (growth and developmental delay-hypotonia-vision impairment-lactic acidosis syndrome) is any combined oxidative phosphorylation deficiency in which the cause of the disease is a mutation in the SFXN4 gene. Also known as: SFXN4 combined oxidative phosphorylation deficiency, combined oxidative phosphorylation deficiency caused by mutation in SFXN4, combined oxidative phosphorylation deficiency type 18.