F50.021

Clinical Causes: Genetic predisposition or family history of eating disorders Psychological factors such as low self-esteem, perfectionism, or high achievement orientation Environmental influences including peer pressure, media portrayal of ideal body images, or traumatic experiences Cultural and societal standards emphasizing thinness and beauty Co-occurring mental health conditions like anxiety, depression, or obsessive-compulsive disorder

Key Symptoms: Significant weight loss with BMI between 16.0 and 16.99 kg/m² Preoccupation with body weight, shape, and appearance Engagement in binge eating episodes followed by purging behaviors Physical symptoms such as dizziness, fatigue, and low blood pressure Digestive problems including constipation and abdominal discomfort Amenorrhea or irregular menstrual cycles Developing dehydration and electrolyte imbalances Social withdrawal and obsession with dieting or exercise

Diagnosis Path: Diagnosis of this condition involves medical evaluation including physical examinations, review of eating habits, and assessment of weight and BMI. Healthcare providers may perform blood tests to check for electrolyte imbalances or dehydration and psychological assessments to identify related mental health issues. A comprehensive approach helps distinguish this disorder from other eating disorders or medical conditions.

Treatment Protocols: Treatment strategies typically involve a combination of medical, nutritional, and psychological interventions. These include supervised nutritional restoration, counseling such as cognitive-behavioral therapy (CBT), and sometimes medication to address co-occurring mental health issues. Long-term support and monitoring are essential for recovery and preventing relapse. Family therapy and support groups can also play a critical role in recovery.