Table 3.

Differential diagnosis and comorbidity.

Orthorexia nervosa vs. anorexia nervosa: focus on food quality and purity in orthorexia, without body image distortion.

Orthorexia nervosa vs. bulimia nervosa/binge eating disorder: evaluate compensatory behaviors.

Comorbidity with mental health conditions (anxiety disorder, OCD, depression).

Comprehensive assessment required for accurate differential diagnosis and treatment planning.