Identifying Somatic Symptom Disorder

Consider the case of a 35-year-old woman who frequently visits various healthcare providers, reporting an array of severe bodily symptoms without a clear medical diagnosis. Despite extensive medical evaluations, doctors find no underlying physical condition to explain her complaints. This pattern of behavior leads to significant distress and impairment in her daily functioning.

Based on the behavioral descriptions and psychological constructs observed in her case, which of the following disorders is most consistent with her symptoms according to the DSM-5 classification?