From Social Security's new mental impairment Listings:
12.13 Eating disorders (see 12.00B10), satisfied by A and B:
A. Medical documentation of a persistent alteration in eating or eating-related behavior that results in a change in consumption or absorption of food and that significantly impairs physical or psychological health .
AND
B. Extreme limitation of one, or marked limitation of two, of the following areas of mental functioning (see 12.00F):
1. Understand, remember, or apply information (see 12.00E1).
2. Interact with others (see 12.00E2).
3. Concentrate, persist, or maintain pace (see 12.00E3).
4. Adapt or manage oneself (see 12.00E4)