Declining verbal fluency after DBS in Parkinson's disease: Mental speed or executive dysfunction?

Feeding and eating disorders are defined in the ICD-11 as “abnormal eating and feeding behaviours that are not better accounted for by other health conditions and are neither developmentally appropriate nor culturally sanctioned.” [] Excessive weight loss, present in some feeding and eating disorder, can lead to secondary endocrine and metabolic disturbances [, ] resulting in significant physical complications across multiple organ systems []. Feeding and eating disorders are becoming increasing prevalent, with a lifetime prevalence of 3.35–18.6% for women and 0.8%—6.5% for men []. Both the International Classification of Disease 11 (ICD 11) and Diagnostic and Statistical Manual of Mental Disorders V (DSM V) recognise different types of feeding and eating disorders: anorexia nervosa (AN), bulimia nervosa (BN), Overeating or Binge Eating disorder (BED) and other unspecified eating disorders (OSFED) []. The ICD 11 also include three more categories, Avoidant-Restrictive Food Intake Disorder (ARFID), Pica, and Rumination-Regurgitation Disorder, which are commonly associated with children (Table ) []. The key diagnostic features of the different types of feeding and eating disorders Adapted and expanded from: Hay P. Current Approach to Eating disorders: a Clinical Update. J. Intern. Med [Internet]. 2020 Jan 14;50(1):24–9. Available from: