Atypical anorexia nervosa (AAN) it's a condition where a person who has the typical signs and symptoms of anorexia nervosa. However, their weight would remain within or above the medically defined healthy range.

As individuals with AAN are not within the underweight range, doctors may not immediately detect the condition, posing significant challenges for diagnosis and treatment.

Those with AAN doesn't come within the underweight range, doctors may not immediately detect the condition, which makes the diagnosis and treatment challenging.

People with AAN demands the same degree of support and therapy as they are still at risk for the same challenges and complications as those with typical anorexia.

Source: https://www.medicalnewstoday.com/articles/atypical-anorexia