When a client disagrees with a diagnosis, it's important to approach the situation with empathy and understanding. Understandably, some people find it challenging to accept a new or different perspective on their mental health.
In such situations, I try to engage in open conversation with the client. I listen carefully to their concerns and perspectives, validating their experience. Sometimes people are not ready to hear a diagnosis, or not ready to change their perspective of a previously given diagnosis with which they have identified.
For example, I once had a client who disagreed with a diagnosis of obsessive-compulsive disorder (OCD). They were certain that their behavior was simply a desire for organization and not driven by obsessive thoughts or compulsions, and the source of their distress was, in fact, the lack of organization.
In our sessions, I focused on helping them reduce their distress, rather than emphasizing the diagnostic label. Together, we worked on strategies to manage their need for organization in a healthier way, and manage their thoughts when they felt something was not how 'it was supposed to be.' The intervention was a success, regardless of the diagnostic label.
It is important to understand that regardless of the diagnostic label, the goal of therapy is to help improve the client's quality of life and manage their symptoms effectively.
I find that focusing on the formulation of the problem, that is, understanding how certain problems developed, and guiding therapy based on this understanding can be more beneficial than relying on a diagnostic label, which cannot capture all aspects of a person. This formulation-based approach helps to personalize the treatment and address the client's specific needs and concerns.