Which disorder involves preoccupation with a perceived slight physical anomaly?

Body dysmorphic disorder is characterized by an intense preoccupation with a perceived physical defect or flaw that is either minor or not observable to others. Individuals suffering from this disorder often spend significant amounts of time analyzing their appearance, which can lead to excessive grooming, seeking cosmetic procedures, or avoiding social situations due to their concerns about their looks.

This preoccupation can cause considerable distress and impairment in daily functioning, as the individual becomes consumed by their distorted body image. The focus on appearance and the belief that they have a physical anomaly is so profound that it often disrupts their social life and mental health.

In contrast, conversion disorder involves neurological symptoms that cannot be explained by medical issues and are thought to arise from psychological distress. Somatization disorder refers to the presence of multiple physical symptoms that cannot be fully explained by medical conditions and often includes concerns about physical health rather than focused on a specific perceived anomaly. Psychosomatic disorders relate to physical ailments that are exacerbated by mental factors, rather than a fixation on a perceived flaw in appearance itself. Thus, body dysmorphic disorder is the only option that correctly aligns with the description of preoccupation with a perceived slight physical anomaly.