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anesthesiology a suitable specialty for a combined
M.D./Ph.D. student to contemplate compared to more
“traditional” specialties such as internal
medicine, pediatrics or neurology? This question
was recently posed at a national meeting at which,
unbeknownst to the attendants, there also happened
to be a participating anesthesiologist present.
Because of the attendance of this individual (me),
who later made his presence known to the audience,
an intense discussion ensued in which many were
placed on the path of enlightenment. For the sake
of this current article, however, let us pose the
question yet again.
In order to answer the question of whether anesthesiology
is the right career for an M.D./Ph.D., an examination
of the combined physician scientist training process
would appear to be appropriate. Medical scientist
training programs (MSTP) have been specifically
developed to simultaneously train medical students
and research investigators. This is an important
concept in that unlike physicians, who decide to
attempt research after they finish medical school
and residency (or the Ph.D. who decides to subsequently
go to medical school), these students have committed
themselves to a research career as a physician scientist,
usually as undergraduates. It is the hope of the
institutions, such as the National Institutes of
Health (NIH), that fund these MSTP programs that
such individuals will perform residencies in a medical
specialty and become faculty members of clinical
academic departments with strong research interests.
The long-term goal is that MSTP graduates will help
to foster the interaction of research and clinical
medicine. One way to measure this goal is by success
in obtaining funding from national granting institutions.
Based on NIH data, those physicians with combined
M.D./Ph.D. degrees are among the most successful
at achieving that goal. MSTP directors also keep
track of their past students’ career performance
as this information serves as important, objective
criteria of the success of their programs and helps
to provide documentation of outcome for continuation
of extramural funding for their programs. Success
is specifically measured by how many past trainees
develop as nationally recognized, independently
funded physician scientists. Very strong programs
boast of up to 75 percent of all their graduates
spending the majority of their time in research,
and by seven years, in a faculty position having
received independent funding.
Once a student enters MSTP training, the average
time to complete the M.D./Ph.D. program is seven
years. It can take longer, but there is now pressure
from funding agencies to decrease the time to six
years. While the student must complete the requirements
for both the individual M.D. and Ph.D. degrees,
recognizing course credits that can apply to both
are needed in order to accomplish the training in
a reasonable timeframe. For example courses taught
in the basic science years of medical school are
accepted as part of credits required for the Ph.D.
degree. Additionally, research performed as part
the thesis requirement for the doctoral training
degree must be accepted for elective rotation credits
in the last two clinical years of the M.D. degree.
In order to be successful, the aspiring physician
scientist usually performs a residency and obtains
some form of postdoctoral research training following
completion of the combined degree program. Some
residencies are set up to do this as part of the
formal program. Many successful investigators, however,
find the need for additional training in a more
rigorous research laboratory, especially those who
are involved in molecular biology, genomic or proteomic
investigations. This can add another two to three
years after a residency before an MSTP graduate
can become a faculty member.
After postdoctoral fellowship training, the single
best predictor of success in becoming an independently
funded investigator is the selection of a strong
senior investigator as a mentor. This individual
should be a successful senior scientist who has
obtained national funding and who has a history
of successfully directing new investigators. Ideally
this individual also should serve as a physician
scientist role model for the junior faculty member.
Additionally, the new investigator initially needs
some form of financial support, predictable, committed
time away from clinical responsibilities and a paucity
of administrative and teaching tasks. Finally any
clinical department that endeavors to make this
commitment should have a long-term perspective.
It can take from four to seven years for a junior
faculty member with good potential to develop into
an independent, funded investigator.
With this background, we ask again, is anesthesiology
a suitable clinical specialty in which an M.D./Ph.D.
can develop a career as a physician scientist? Our
residency requires four years of training of which
only six months can be spent doing research. This
means that the committed new investigator will have
to spend another year or more in postdoctoral-like
training in order to become competitive for new
investigator grants. Within our specialty, the Foundation
for Anesthesia Education and Research (FAER) provides
grant support for new investigators, but these resources
are limited. Only a few aspiring new investigators
can take advantage of this support within the specialty.
Other options include departmental funding for additional
training or for the new investigator to find a laboratory,
which can provide a postdoctoral fellowship stipend.
There also are NIH grants specifically designed
for this purpose.
The other important component in the development
of a successful physician scientist is career mentoring.
While a number of anesthesiology departments have
independently funded Ph.D. scientists available
to guide the new investigator, there clearly is
a paucity of physician scientists who have been
successful in obtaining national (i.e., NIH, American
Heart Association) grants. Unfortunately, as a specialty,
the success of anesthesiologists in obtaining an
NIH grant has been rather dismal compared to other
medical specialties. Only a limited number of departments
can claim to have the good fortune to have such
individuals on their faculty. Thus anesthesiology
is rather short on good role models whom physician
scientists can emulate.
Finally, do clinical academic anesthesiology departments
have the long-term resolve and resources to develop
such an individual? With such an intense commitment
to running the operating room schedule and teaching
residents and medical students, many academic departments
do not feel as though they can provide this commitment.
This is compounded by the necessity to compete with
private practice to recruit enough faculty just
to perform the clinical requirements of the department.
Although several programs have made a commitment
to attempt to do this, even some highly rated academic
anesthesiology departments have failed. So how does
anesthesiology “stack up” against a
traditional specialty such as internal medicine?
Based on my experience as a faculty member of two
academic centers as well as discussions with a number
of colleagues in other institutions, I would have
to say very badly. Many anesthesiologists will use
these points as evidence of how unfair the current
situation is for our specialty. Believe me, no one
is going to feel sorry for us.
So what is the answer? Should we discourage M.D./Ph.D.
students from pursuing the medical specialty of
anesthesiology? Should we at least have the courage
to direct them to programs that are prepared to
help foster their careers as physician scientists
rather than recruit them to programs that are clearly
not prepared to develop their careers? Additionally
is it possible for the American Board of Anesthesiology
to take into account the extra training of these
individuals and their goals and be flexible about
making more research time available during their
residency? I do not know all the answers.
Looking back, I emphatically feel that our specialty
has been made much stronger because of the contributions
of anesthesiologist/scientists. It also is disturbing
to me that a specialty that was founded on such
profound basic scientific pharmacologic/physiologic
principals, as well as by many individuals who were
basic scientists before taking up the specialty
of anesthesiology, should be even have to address
this question. That educators involved in training
MSTP students would raise this issue is very disconcerting.
While this may make many of us angry, I truly believe
that “we have met the enemy and it is us.”
The only question left to answer is, “what
are we prepared to do about it?”
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Paul R. Knight III, M.D., Ph.D., is Professor
of Anesthesiology and Microbiology, State University
of New York at Buffalo, Buffalo, New York. |
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