Psychosocial and clinical assessment
OtherParticipants complete standardized self-report questionnaires and undergo medical record review at three time points (baseline, 3 months, and 6 months) to assess psychological symptoms (anxiety, depression, somatization), coping strategies, quality of life, cognitive difficulties, physical activity, nutrition, supportive care needs, and informed decision-making in the context of cancer treatment. No experimental treatment or therapy is administered.