Are there specific disabilities of number processing in adolescent patients with Anorexia nervosa? Evidence from clinical and neuropsychological data when compared to morphometric measures from magnetic resonance imaging.

The cerebral effect of the loss of body weight in Anorexia nervosa (A.n.)--the so-called 'pseudoatrophy'-- is well known and confirmed by several neuroimaging studies.

[Anorexia nervosa--the triad of metric index, BMI age-specific percentile curve and goal weight].

Cross sectional and longitudinal data from the Berlin Anorexia Study on the inpatient treatment of n = 133 adolescent females with the principal axis I diagnosis of an eating disorder (n = 104 anorexia nervosa, n = 19 bulimia nervosa, n = 10 eating disorders not otherwise specified; according to ICD-10 and DSM-IV criteria) indicate a significant shift in the frequency distribution of somatometrically assessed types of body shape among patients as categorized by the Metric Index, towards the leptomorphic phenotype (p < 0.050, chi 2/Fisher's). Three explanatory models are discussed.

The Eating Attitudes Test: comparative analysis of female and male students at the Public Ballet School of Berlin.

Differentiated examination of eating attitudes and behaviours of female and male German ballet school students with particular reference to their age and analysis of common points with and differences from female Anorexia nervosa (A.n.) patients.