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Anorexia Nervosa

Anqi Li and Alhang Konyak, MD, FAAFP Reviewed 06/2022
 


BASICS

DESCRIPTION

  • An eating disorder characterized by the restriction of food intake leading to significantly low weight with intense fear of weight gain

  • Diagnostic and Statistical Manual of Mental Dis...

DIAGNOSIS

HISTORY

  • Onset may be insidious or stress related

  • Patient unlikely to self-identify problem

  • Restriction of required energy intake, leading to significantly low body weight

  • Fear of weight gain and...

TREATMENT

GENERAL MEASURES

  • OP treatment:

    • Interdisciplinary team (primary care physician, mental health provider, dietitian)

    • Average weekly weight gain goal: 0.5 to 1.0 kg, with stepwise increase in calor...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

  • Close follow-up until patient demonstrates forward progress in care plan

  • Family and individual therapy is extremely important for long-term outcomes.

  • CBT is helpful...

REFERENCES

1
Cotton  MA, Ball  C, Robinson  P. Four simple questions can help screen for eating disorders. J Gen Intern Med.  2003;18(1):53–56. [View Abstract on OvidMedlin...

ADDITIONAL READING

American Psychiatric Association. Practice Guideline for the Treatment of Patients with Eating Disorders . 3rd ed. Arl...

SEE ALSO

  • Amenorrhea; Bulimia Nervosa; Osteoporosis and Osteopenia

  • Algorithm: Weight Loss, Unintentional

CODES

ICD10

  • F50.01 Anorexia nervosa, restricting type

  • F50.02 Anorexia nervosa, binge eating/purging type

  • F50.00 Anorexia nervosa, unspecified

  • F50.0 Anorexia nervosa

SNOMED

  • 63393005 Anorexia nervosa, binge-e...

CLINICAL PEARLS

  • “Are you satisfied with your eating patterns?” or “Do you worry that you have lost control over how you eat?” may help to screen those with an eating problem.

  • Assess for suicide risk.

  • St...

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