Invoking one’s medical training when presenting an opinion on a topic about which one has no expertise is simply cloaking personal one’s views in the mantle of respectability that being a doctor provides.
Unless we build bridges between our clinical work with patients and the public health mission that Virchow prescribed for us, we are doomed to futility in our efforts to help our patients.
There are few situations in which the standard of care is so clear-cut as to preclude physician judgment. Assessing the degree of need (not just the standard of care) when asking a patient to spend money requires judgment.