Estimates of prevalence and gender distribution have varied widely via discrepancies in diagnosis and reporting. In American psychiatry,<unk>  gained diagnostic criteria in the DSM-IV, having been historically unrecognized, only making its first appearance in the DSM in 1987, but clinicians' knowledge of it, especially among general practitioners, is constricted. Meanwhile, shame about having the bodily concern, and fear of the stigma of vanity, makes many hide even having the concern. Via shared symptoms,<unk>  is commonly misdiagnosed as social anxiety<unk> , obsessive-compulsive<unk> , major depressive<unk> , or social phobia. Social anxiety<unk>  and<unk>  are highly comorbid (within those with<unk> , 12–68.8% also have SAD; within those with SAD, 4.8-12% also have<unk> , developing similarly in patients -BDD is even classified as a subset of SAD by some researchers. Correct diagnosis can depend on specialized questioning and correlation with emotional distress or social dysfunction. Estimates place the<unk>  Questionnaire's sensitivity at 100% (0% false negatives) and specificity at 92.5% (7.5% false positives).<unk>  is also comorbid with eating<unk> s, up to 12% comorbidity in one study. Both eating and<unk> s are concerned with physical appearance, but eating<unk> s tend to focus more on weight rather than one's general appearance.<unk>  is classified as an obsessive-compulsive<unk>  in DSM-5. It is important to treat people suffering from<unk>  as soon as possible because the person may have already been suffering for an extended period of time and as<unk>  has a high suicide rate, at 2-12 times higher than the national average.
Body dysmorphic disorder
Anorexia nervosa
Social anxiety disorder
Childhood schizophrenia
Somatization disorder
Body image disturbance  Body image disturbance  1
Generalized anxiety disorder
Separation anxiety disorder