Diagnosis is central to medical practice, medical knowledge and research, medicalization dynamics, and health and illness experience. Embedded in social relations, diagnoses reflect and shape social dynamics and cultural concerns. Diagnoses are integral to resource allocation, form the basis for identities, and may become a focal point of turf battles and contested authority. Some diagnoses are willingly embraced, whereas others are strenuously resisted. Some diagnoses come and go as fashions; others persist. A sociological approach to diagnosis therefore occupies a complex intersection of...