A 36 year old woman presents with a headache, backache, epigastric fullness, and decreased sexual desire. She has lost -2.5 kg over the past 3 years, and her appetite is otherwise normal. Her husband had a major vehicular accident 8 years back. Which of the following diagnoses best describe the mental status of this patient?
Depersonalization disorder Adjustment disorder and depression Somatization disorder Posttraumatic stress disorder (PTSD)