What is the main focus of somatic delusions?

Somatic delusions primarily involve a person believing that they have a physical illness or a defect in their body, despite medical evidence to the contrary. This type of delusion specifically centers on the individual's false belief regarding their physical condition, which can lead to significant distress and impairment. Individuals may insist that they are suffering from serious diseases, which are either imagined or exaggerated to the point of obsession.

Other options, while related to various psychological phenomena, do not capture the essence of somatic delusions. Physical sensations mistaken for emotional issues could relate more to psychosomatic responses but do not specifically address the fixed belief of disease associated with somatic delusions. Experiencing external perceptions without justification pertains more to hallucinations, where one perceives things that are not present, rather than a belief about bodily illness. The psychological misunderstanding of reality can encompass a broader range of conditions beyond just somatic delusions, making it less specific to the defined focus on bodily beliefs.