Why Physicians Cannot Define The Leadership Structure Of Medical Laboratory Scientists: A Question Of Professional Independence And Bias

Healthcare has changed dramatically over the past half-century. What was once a rigid, physician-centred hierarchy has slowly given way to a collaborative, multidisciplinary model in which physicians, nurses, pharmacists, physiotherapists, radiographers, medical laboratory scientists, and a growing list of allied health professionals each bring specialized expertise to the shared goal of patient care.

Yet one question refuses to disappear from staff meetings, policy documents, and professional forums across many health systems: should physicians determine the leadership structure of medical laboratory scientists?

The answer, argued plainly and without apology, is no. This is not a matter of professional rivalry, wounded pride, or institutional politics. It is a matter of principle: the same principle that underpins every mature profession's right to self-governance: competence-based accountability.

Medical laboratory science did not emerge as an extension of medicine. It developed as a distinct scientific discipline with its own body of knowledge, its own accreditation bodies, its own licensing examinations, its own codes of ethics, and its own continuing professional development requirements. Medical laboratory scientists are trained in clinical chemistry, haematology, microbiology, immunology, molecular diagnostics, blood transfusion science, histopathology techniques, and laboratory quality management a curriculum built around analytical science, not clinical diagnosis or treatment.

It follows, then, that the people best positioned to define how this profession is led, organized, and governed are the people who were educated, examined, and licensed within it not professionals trained in an entirely different discipline, however closely the two disciplines work together day to day.

Physicians are indispensable to patient care. Nobody disputes their clinical authority over diagnosis and treatment. But indispensability in one domain does not confer expertise in another. A physician who orders a full blood count and interprets the result is exercising clinical judgement. That is entirely different from understanding how the analyzer that produced the result was validated, how the reagents were quality-controlled, how the laboratory maintained its ISO 15189 accreditation, how staff competency was assessed, or how a biosafety incident should be investigated and reported. Using a service and managing that service are not the same skill set a distinction so obvious in other fields that it rarely needs stating, yet one that is routinely ignored when it comes to laboratory governance.

Healthcare administration, like any human institution, is vulnerable to bias. When one profession is given authority over the internal governance of another, several predictable distortions tend to appear.

Hierarchical bias. Many healthcare systems were built, historically, around physician-led administrative structures dating back to an era when hospitals were smaller, less specialized, and organized almost entirely around the doctor's authority. That legacy has quietly hardened into an assumption rarely examined, rarely justified that physicians should oversee every function within a hospital, including functions they were never trained to run. Modern healthcare has moved past this assumption in most other domains; laboratory governance is one of the last places it persists by default rather than by design.

Knowledge bias. Physicians are trained to diagnose disease and manage patients. Medical laboratory scientists are trained to manage analytical systems: ensuring the accuracy and reliability of results, implementing and auditing quality management systems, maintaining laboratory accreditation, running biosafety and biosecurity programmes, and operating increasingly complex diagnostic technologies, from automated analyzers to next-generation sequencing platforms. When a physician is asked to set policy on laboratory staffing structures, promotion criteria, or quality benchmarks, that physician is, by definition, working outside their trained competence no matter how senior or well-intentioned they are.

Institutional bias. Structures often persist simply because they have always existed, not because anyone has recently tested whether they still make sense. An administrative arrangement inherited from decades past is not evidence that the arrangement is correct today; it is only evidence that no one has yet had the will to change it. Tradition is not a substitute for competence, efficiency, or fairness, and healthcare institutions that confuse the two tend to entrench inefficiency along with it.

Professional self-interest. No profession should hold the authority to decide the career pathways, promotion structures, standards, or governance of another profession. Whatever the intentions involved, such arrangements create an inherent conflict of interest. A governance structure in which one group both competes for resources and controls the advancement of another group cannot be relied upon to treat that other group's interests as equal to its own not because of malice, but because of structural incentive.

The principle that a profession governs itself is neither radical nor unusual it is already the accepted norm nearly everywhere else in professional life. Pharmacists, not physicians, define the leadership structure of pharmacy practice. Nurses, not physicians, determine nursing leadership and career progression. Engineers establish the governance of engineering institutions without deferring to architects or accountants. Lawyers regulate the legal profession through bar associations, not through oversight by judges from another jurisdiction.

Applied consistently, this principle simply extends the same logic to medical laboratory science: the profession should define its own leadership structure, just as every other established profession does. To argue otherwise is to argue for a double standard one rule for most professions, and a different, more restrictive rule for laboratory scientists alone.

Professional autonomy in this context does not mean isolation from the rest of the healthcare team, nor does it mean laboratory scientists should be exempt from institutional accountability. It means something more specific and more defensible:

Governance by peers. Leadership positions within laboratory department including head of laboratory services, laboratory manager, quality manager, health and safety manager should be filled and evaluated using criteria set by the profession itself, informed by its accreditation standards and scope-of-practice frameworks.

Standards set by regulatory bodies within the profession. Licensing boards, professional councils, and accrediting agencies specific to medical laboratory science are the appropriate authorities for defining competency frameworks, continuing education requirements, and disciplinary standards.

Institutional accountability without professional subordination. Laboratory departments remain accountable to hospital administration for budgets, outcomes, and integration with the wider care team accountability and self-governance are not mutually exclusive.

Collaborative, not hierarchical, relationships with physicians. Physicians and laboratory scientists depend on each other constantly; a physician's diagnosis is often only as reliable as the laboratory result behind it. That interdependence is precisely why the relationship should be built on mutual respect between equals, not supervisory control by one party over the other.

Advocates of physician-led laboratory governance sometimes argue that physicians bear ultimate clinical and legal responsibility for patient outcomes, and therefore should retain oversight of every service that feeds into those outcomes, including the laboratory. This argument has surface appeal but does not withstand scrutiny.

Ultimate responsibility for patient outcomes is distributed across many interdependent professionals the surgeon is not held responsible for how the pharmacy compounds medication, nor is the physician held responsible for how the radiographer calibrates imaging equipment. Each profession is accountable for its own domain of practice, governed by its own standards, and answerable through its own regulatory mechanisms. Extending physician oversight into laboratory governance on the basis of downstream clinical responsibility would, by the same logic, require physicians to govern pharmacy, and nursing as well a conclusion that even physician-led hospitals have long since abandoned in practice, because those professions already govern themselves.

The future of healthcare does not lie in one profession dominating another. It lies in recognizing that every profession carries expertise the others do not and that this expertise deserves to be respected on its own terms, not filtered through the priorities of a different discipline.

Physicians should lead medical practice. Nurses should lead nursing practice. Pharmacists should lead pharmacy practice. In precisely the same spirit, medical laboratory scientists should lead medical laboratory science.

To accept anything less is not simply a matter of professional pride. It is to accept a healthcare system built on convenience and habit rather than competence and fairness one that quietly undermines the accountability, efficiency, and mutual respect on which modern, multidisciplinary healthcare is supposed to be built.

Dr. Solomon D.Y. Kwashie is a Medical Laboratory Scientist