In a context of the transformation of medical institutions, the question of recognizing patients’ subjectivity in care is critical. Starting from an ethnographic survey in services for advanced stage cancer patients, the article aims to show the issues that this consideration raises by focusing, on the one hand, on the moral conceptions of the patient as a subject that professionals use in the relational work and, secondly, on care interactions where the activities of patients and caregivers' expectations diverge. The focus on these situations and the mobilization of case studies capture the diversity of the criteria used by caregivers to describe the « needs » of patients, beyond the development of the disease or the development of treatme...