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Implementation of In Vitro Drug Resistance Assays: Maximizing the Potential for Uncovering Clinically Relevant Resistance Mechanisms
Published on: December 9, 2015
The Failed Concept of Treatment Resistance
1Austin Texas USA.
Abstract:
The use of the term "treatment resistance" (TR) in psychiatry has blossomed over the last two decades, with 20%-60% of all cases now labeled as such. Remaining effective treatment options, however, can be identified for two-thirds of these cases. There is no consensus on definition or criteria for TR within any diagnostic category, and literature review supports a broad range of individual causes of treatment failure (TF), rather than an actual entity of TR. Application of the TR label inhibits a practitioner's search for the true cause(s) of TF, a disservice to the trust patients place in us and their hope for recovery. It also threatens to worsen prognosis by unnecessarily extending the length of an index or recurrent episode, and increases the risk of death and burden of disease by prolonging categorical and functional impairments. We must view TF as a stage of treatment, still expecting and seeking eventual remission, rather than applying TR as an endpoint and an unsanctioned pseudo diagnosis. We must always recall that the clinical tasks we face are inherently complex; routine solutions are unlikely to fit and often lead to TF. The actual value we offer our patients is our problem-solving skill and our willingness to be with them through the difficulties of reaching their goals. We can address so-called TR, or, rather, TF by confirming our diagnostic validity and accuracy, the thoroughness of our evaluations and monitoring efforts, the clarity of our therapeutic guidance, and the quality of our therapeutic alliances.
Insights
The term "treatment resistance" in psychiatry is overused. Most cases labeled as treatment resistance actually have identifiable causes for treatment failure, requiring a shift in clinical approach.
Area of Science:
- Psychiatry
- Clinical Psychology
- Mental Health Treatment
Background:
- The concept of "treatment resistance" (TR) is increasingly applied in psychiatry, with 20%-60% of cases receiving this label.
- Despite the label, effective treatments remain available for a significant portion of these individuals.
- Lack of consensus on TR definition hinders effective patient care.
Purpose of the Study:
- To critically evaluate the concept and application of "treatment resistance" in psychiatric practice.
- To advocate for a reframing of treatment failure (TF) as a treatable stage rather than an endpoint.
- To emphasize the importance of individualized problem-solving in managing complex cases.
Main Methods:
- Literature review to analyze the definition and causes of treatment failure.
- Conceptual analysis of the term "treatment resistance" and its clinical implications.
- Discussion of best practices for addressing treatment challenges in psychiatry.
Main Results:
- Evidence suggests a broad range of individual causes for treatment failure, rather than a distinct entity of treatment resistance.
- The "treatment resistance" label can impede thorough diagnostic investigation and prolong episodes.
- Prolonged episodes due to misapplied labels increase risks of mortality and morbidity.
Conclusions:
- Treatment failure should be viewed as a phase of treatment, not an endpoint or pseudo-diagnosis.
- Addressing treatment failure requires accurate diagnosis, thorough evaluation, clear guidance, and strong therapeutic alliances.
- A shift from labeling patients as "treatment resistant" to actively solving treatment challenges is crucial for improving patient outcomes.
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