Correspondence Unusual recovery of respiratory chain complex-III deficiency upon G-tube feeding and a cocktail

Abstract : With interest we read the article by Mori et al. about a 7 year old male with respiratory-chain complex-III-deficiency due to a 9 bpdeletion in the cytb gene, which initially manifested with failure to thrive, vomiting, diarrhea, constipation, weight-loss, fatigue, exerciseintolerance, muscle weakness, metabolic acidosis, and creatine-kinase elevation and who recovered almost completely by age 12 years [1]. We have the following comments and concerns