Does the bulk of excessive medical care happen in the ER?

by Michael Kirsch, MD

The concept of medical excess is very difficult for ordinary patients to grasp. The medical community has worked hard for decades teaching them that more medicine meant better medical care. The public has learned these lessons well. Physicians who sent their patients for various diagnostic tests or specialty consultations were regarded as conscientious and thorough. Patients approved of doctors who prescribed antibiotics regularly for colds and other viruses believing that something beneficial was being done for them.

We can’t expect a patient to know if a CAT scan a physician orders is medically necessary. From a patient’s perspective, a test is medically necessary if the doctor orders it. However, physicians, with professional training and experience, know whether medical testing is urgent or optional. Isn’t that our jobs?

Of course, the practice of medicine often resides in the murky gray area where there is no single correct answer. In these instances, there can be several rational medical options available. Often, different medical studies examining a clinical question reach opposite conclusions. Sometimes, the medical issue at hand hasn’t been scientifically studied so there is no authoritative medical evidence to rely on. In these examples, differing medical recommendations are to be expected.

The bulk of excessive medical care I witness is not within the nebulous medical arena described above. These unneeded medical tests and treatments are black and white, not gray. It occurs every day in every doctor’s office, including mine. The most dramatic example of it, however, is the care rendered in our emergency rooms. The volume and expense of care given there routinely is absolutely astonishing. It is wasting a fortune of money and exposing patients to the risks and anxieties of extensive testing, even for minor medical conditions. Whenever one of my patients sees me in the office to review a recent ER visit, I try to disguise my amazement, as I look through all the lab results, x-ray reports, CAT scan interpretations and EKG tracings – often performed for some innocent complaint that has already resolved on its own. While this patient may believe that this medical pile on was great care, it wasn’t.

A serious risk of this buckshot-style medicine is that any one of the ultrasounds, CAT scans or other tests will detect an irrelevant and innocent abnormality that drags the patient to a brand new avenue of medical adventure. These new ‘abnormalities’, found by accident, create anxiety, cost money and mean more medical testing. This vicious circle is no merry-go-round carnival ride.

Why do ER physicians practice this way? Are they dumb? Hardly. In general, they are extremely capable and well trained. They perform well under pressure that can rival the tension found in any operating room. They make decisions routinely that determine whether a patient survives or succumbs. They have all of the necessary tools to practice judicious and conservative medicine, but they don’t.

They claim that the ER is a different medical universe, unlike primary doctors’ offices. They argue that they can’t miss serious diagnoses like heart attacks, strokes and blood clots to the lungs, all of which can be fatal. They need to test extensively because they have only one visit with the patient to get it right. Additionally, they point out that some of their patients may not follow up afterward with their primary physicians, even though they are advised to do so. Understandably, these physicians fear lawsuits against them if a patient they saw deteriorates after discharge. This latter reality motivates them to test patients aggressively.

I reject these arguments. In fact, the same ones could be applied to patients I see every day in my office. ER physicians should practice the same style of medicine that we all were taught to do during our medical training. Take a thorough history, perform an examination and then make appropriate recommendations. As a gastroenterologist, I see patients with chest burning in my office several times a week. The medical history allows me to determine if the chest discomfort is innocent or suspicious. In most cases, these patients don’t need a stat cardiac work up. Yet, if this same patient were seen in an ER…

Physicians, being members of the human species, are not perfect. It is not our task to test for every conceivable diagnosis in one visit. If an ER physician, or any doctor, thinks his patient’s abdominal discomfort is from constipation, then treat it accordingly and arrange for proper follow-up in the office. Don’t start a scan attack just because you can’t exclude appendicitis with 100% certainty. When we shoot for perfection, we are target our own profession.

I don’t think that the ER needs a different playbook. It just needs to play differently.

Michael Kirsch is a gastroenterologist who blogs at MD Whistleblower.

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  • skepticus

    “These unneeded medical tests and treatments are black and white, not gray. It occurs every day in every doctor’s office, including mine. The most dramatic example of it, however, is the care rendered in our emergency rooms. The volume and expense of care given there routinely is absolutely astonishing.”

    Plainly wrong. According to the McKinsey Global Institute, the US spends nearly $650 billion more than predicted from national comparisons–OUTPATIENT CARE accounts for 2/3s of this cost.
    http://www.mckinsey.com/mgi/publications/US_healthcare/images/interactive.asp

    Michael, heal thyself.

  • http://medrants.com db

    Well written and accurate in my opinion. I expect some angry comments from emergency medicine physicians.

    Here I brace myself for their anger. I believe the problem starts with their training. Before the creation of the specialty, most ER physicians were internists, family physicians or surgeons. They had extensive inpatient experience. I believe the decrease in inpatient experience gives emergency medicine trainees an incomplete view of patient care. Without that experience they have incomplete context for deciding on parsimonious testing. They never experience the value of time and clinical course as a diagnostic test.

    Thanks for writing this piece.

  • me

    fair points, but i can’t help but notice that these points are being made by someone who does not practice (as far as i know) in an emergency department.

  • Nate

    We do all those test because when patients come to us they think they have an emergency. They come to us when they think they’re having a heart attack, they see you when they think they have heart burn.

  • Kim

    ERs can definitely pack more testing into a single visit than most doctor’s offices can manage. Over the lifetime of a given patient — at least a patient with access to normal outpatient medical care — I’m not sure the ER comes out ahead, though.

  • MJG

    As an Emergency Physician I do agree with much of the sentiment voiced here, however, as pointed out by another reader when patients come to the ER they most often feel they have an Emergency. As such our patient population is skewed a little more towards the emergent diagnosis. Chances are great that a higher percentage of patients presenting to a gastroenterologist with heart burn are in fact having reflux, however my numbers are going to be slightly more skewed with a small number of these patients having an inferior MI. Thus I am responsible for discerning the two. If I diagnose a benign condition and they have a bad outcome then I am liable. If I am 99% certain the condition is benign that means 1% of the time I will be wrong. Further, I do have the knowledge that most of my patients do not have reliable followup. If they did have a physician that I knew they were going to see I would certainly feel more comfortable with more wait and watch. As a final complexity I do not have the preexisting therapeutic relationship with my patients that most PCPs have. As such it is much harder to convince a patient they do not need an expensive test that they come to the ER specifically expecting. Americans in general have a vast exposure to medical information that is very confusing and certainly promotes the “more is better” philosophy. From advertisements for drugs to GE commercials showing the latest CT scanner. All of this creates expectations. So yes it comes down to matter of a difference in expectations, unreliable followup and a fear of legal action that often lead to increased testing in the ER.

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  • Takeokun

    Yes, he does see patients with “chest burning” in the office after their potential for cardiac disease has already been assessed and their risk stratification performed. Evaluating a setting where all comers are required to be evaluated by law vs a selected patient population is different. Like the cliche says, apples and oranges.

    I have seen patients as both an Emergency Physician and an Internist. There is a big difference in what presents to the different settings and what has been done previously for patients. It is a different “universe” in the ED, but it is also the same for a primary care office vs a sub-specialist office.

  • thirdparty

    I think that it’s easy for someone who is not in the ER to sit back and be like a Monday morning armchair quarterback and criticize. This doesn’t mean that the way ER medicine is practiced shoudn’t be evaluated for ways to improve.

    Everyone has anecdotal examples of how things coud have/should have been managed differently in the ER. For instance a woman at my hospital just had a CT of the abdomen and pelvis with contrast for right lower quadrant pain. It was normal. Ninety minutes later this patient gets an US of the gallbladder to rule out stones. The GB and RUQ were normal on the CT. Why would someone order the US? It was normal.

  • http://drbrenner.blogspot.com irb123

    Why do ER docs do a lot of tests?
    1) Patients expect and demand it and we are at the whim of Press-Ganey for job security.

    2) Consultants demand it. I cannot get a surgeon to even LOOK at my patient without a CT scan. I would get laughed at-more accurately-yelled at for diagnosing appendicitis without a CT scan at 3am and waking up the surgeon to inform them of this.

    Hospitalists and attendings routinely ask for a complete workup before they will admit a patient. That means not just labs, but followups on labs. CT scans to rule out PE or surgical entities.

    I have found that Admitting docs expect more from us than a simple Admit or Discharge. They want a diagnosis and treatment plan.

    3) As mentioned above, pts in the ER self select as Emergencies. Therefore an Emergency must be ruled out. I can’t always rule stuff out without further testing.

    4) Sometimes pts have ambiguous symptoms that affect areas that require different types of tests. For example, A patient with abdominal pain in RUQ needs an U/S bc that is more effective for picking up GB disease. However, if I think the problems is in the intestines, a CT is the best choice. CTs do not do well ruling out GB disease, so on occasion you need to do both tests if the first one is negative.

    5) Lots of patients without insurance come to the ER. These patients will not get tests unless done in the ER. They will fall through the cracks. If I don’t do the CT scan, nobody will. If they had insurance, sure, they could see their doctor and get an outpatient scan. But in reality, the majority of my patients are uninsured or underinsured and can’t get these tests unless they come to the ER.

    For the arrogant doctors above who judge the care of the ER docs, don’t throw stones when you live in a glass house. I deal with your complications everyday. I deal with the patients who can’t reach you on the phone and come in with a preventable ER visit. I deal with the undesirables you don’t want to see. And I don’t cast aspersions upon you and question your training.

    ER docs now are better trained for emergencies than internists, family practioners and surgeons. We know the emergency aspects of every specialty. We see the overall picture. Do you know how many times I am the first doctor to give them nutrition and prevention advice? Why wasn’t their primary doc doing that? Why didn’t their surgeon explain to them that their surgery will drive up the patient’s blood sugar and they’ll need more insulin?

    Perhaps you shouldn’t be asking what should ER docs do to change things. Perhaps you should be looking at why we have to always clean up your messes. And it is not a lack of inpatient training that hampers us. It is a lack of understanding about the ER that hampers you.

  • jsmith

    As a family doc I have pts that wind up in the ER and come out with more tests than I would have done, but I don’t blame the ER docs. As others have pointed out, it’s not the people, it’s the situation. Psychologists have a term for the mistake that Dr. Kirsch is making–the fundamental attribution error–the erroneous idea that others’ behavior indicates their personal attributes when it often in fact indicates the situation they find themselves in. Give ‘em a break, doc.

  • thirdparty

    There’s no question, at least in my mind that seeing patients in the ER environment is tough and certainly different than in the comforts of an office under a more controlled environment. That being said I still think that some practices done by some ER departments need reviewing.

    One of them is the ordering of exams prior to actually examining the patient in order to expedite the patient’s care. The following is a true case. ER patient sent for US of gallbladder. Exam is normal. Tech asks patient to point to site of pain. Patient points to right lower quad. Tech scans RLQ and finds inflammed appendix. Can anyone honestly say that a physician spoke to, much less examined this patient? Things like this are not unusual in my hospital.

    One other note: There seems to be a misconception that CT does not do well for ruling out gallbladder disease. This is not true. In most patients the gallbladder is seen very well on CT. The common bile duct can often be seen better on CT than on US. Ultrasound is considered the first imaging step for evaluating GB disease because it is cheaper and requires no radiation or contrast. If the patient has already had a CT of the abdomen with contrast and the gallbladder and RUQ are clearly visualized (as in the case I mentioned in a previous post) there is no need to do an US of the GB unless the CT shows an equivocal finding pertaining to the GB. I think that people order US as a knee-jerk, reflex when GB disease is considered without looking at what information is already available.

    Every physician in every specialty has made decisions that probably were not the best or most efficient way of dealing with a problem. We’re all human. In the case of ER I suspect that part of the problem is the “system” in which the ER physician must operate within. They have to get patients in and out in such a short time and not miss anything. While that is a reason I don’t think that it’s a good excuse to practice not good medicine.

  • Radiologist

    Thirdparty…are you a doctor? And specifically, are you a radiologist? I ask because much of what you say sounds like complaints I hear (and make) everyday but some of your facts are incorrect. US is not just cheaper and safer, it’s also more sensitive and specific. Gallstones that are not densely calcified may be occult on CT given the attenuation of the surrounding bile. In addition, US has the added advantage of real-time scanning where a sonographic Murphy’s sign can be elicited (most studies actually reporting this as the most specific sign, though I think it’s very operator dependent). So a physician would be wrong to order a CT as a first-line test for gallbladder disease (or a second line test for that matter – it’s usually MRCP that’s ordered if common duct stones are suspected and the distal duct is not well seen on ultrasound. These stones too can be occult on CT). There is one situation that is very frustrating, however, and maybe this was what you were alluding to. Our hospital does not allow an ultrasound tech to be called in the middle of the night to exclude cholecystitis unless there was some extenuating circumstance necessitating surgery that night. So most ER patients at night get CTs (they have to get something!) and often this test will demonstrate gallstones and gallbladder inflammation. That’s all the information you need to diagnosis acute calculous cholecystitis, yet 9 times out of 10 we get a request for the RUQ US in the A.M. I can see where this might be useful if the CT showed inflammation in the region of the gallbladder but no stones and the diagnosis of calculous vs. acalculous cholecystitis would change management (I believe the management is different but I’m not certain). But the situation you describe, in which the gallbladder was normal on CT, would not obviate the need for ultrasound if the doctor was looking to exclude a diagnosis of choleLITHIASIS without cholecystitis. Just thought I’d point that out.

  • Radiologist

    btw…a clarification. The ED in my hospital discourages (a better word than disallows) an “official” US for cholecystitis in the middle of the night. The ED has their own scanner which the docs use often, though rarely act on the results until an “official” scan is done by radiology. If cholecystitis is suspected, the patient is admitted and the scan done in the morning.

  • me

    absolutely agree that the patient shouldn’t have had an ultrasound prior to being examined. perhaps you can lead the charge to reform emtala so we aren’t faced with the kind of ridiculous volumes of patients that no doubt led to that happening.

  • http://www.epmonthly.com/whitecoat WhiteCoat

    This article smacks of hindsight bias.
    I suspect Dr. Kirsch’s is also the type of physician who hides his amazement when ED physicians don’t do what he considers to be sufficient testing and then fail to diagnose a disease on some vague patient complaint. Once the diagnosis was made, his tenor likely changes to “the patient’s condition was obvious all along.”
    And how often does Dr. Kirsch phone triage his patients directly to the ED when they call him after hours?
    There are risk-adverse ED physicians who order more tests than average in the same way that there are risk-adverse gastroenterologists who scope anything with an orifice. Generalizing about either is simply bush league. Stick to commenting about an aspect of medicine that you are familiar with. What’s next, a bunch of calumny about how many unnecessary surgeries are being performed?
    But while we’re at it, maybe we could take a look at how many gastroenterologists engage in “scoping for dollars”. When seeing patients in the emergency department I have to disguise my amazement about how patients with simple hemorrhoids are violated from above and below with those snakey camera things at several thousand dollars per procedure in order to “confirm” some life-threatening need for Preparation H. GI procedure suites are literally set up like an assembly line to see how many patients they can do procedures on in a day.
    And don’t you radiologists even get me started on finger pointing in defensive medicine. If I had a buck every time I read a report saying that “x-ray is nonspecific, recommend CT” and then “CT is non specific, recommend MRI,” I could retire by now.

  • Radiologist

    I don’t think I (or thirdparty if he is a radiologist) was referring to defensive medicine – a practice we are all guilty of. It’s the reflexive ordering of studies that occurs more as a result of ignorance or laziness that we were complaining about.

    Btw, much of the time the study IS nonspecific and requires further evaluation based on the radiology literature. Defensive medicine occurs when you do something purely to avoid liability and it’s not backed up by the literature (such as ordering a Head CT in everyone – see recent post on evidenced-based medicine).

  • Anonymous

    Thanks for posting Dr. Kirsch’s comments about excessive care in the ED. He touched on one distinction that requires elaboration and reaches an erroneous, or at best, currently impossible conclusion.

    Patients with epigastric pain are sent to Dr. Kirsch by primary care practices which have already worked up the case to some degree, or patients self refer and he begins the work up process. Patients are sent to labs, radiology offices, have repeat visits, and maybe other referrals out where other organ systems are checked. At the end of all that, the total costs are not less than what I generate for the same complaint in the ED. The pro-fee component totals are higher. The patient’s time away from work, etc. is much greater.

    We live under a very different litigation threat risk in the ED, and a different standard of care. That same patient with epigastric pain will have much more difficulty maintaining a suit against the office based gastroenterologist if the problem turns out to be an MI. Of course our investigations are extensive and our admission rates are high.

    This is not to say the threat — or the response — is rational. The only factor shown to correlate with plaintiff favorable outcomes in malpractice litigation is severity of outcome, not fact of error, attitude, etc. Plaintiffs’ lawyers know this. We see increasing numbers of billboards that simply say: “Bad Results? Call Attorney X.” But society, through its avatar the court system, does seem to be telling us we can’t miss anything. I hope our office based colleagues continue to have less of a problem than we do with these expectations.

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  • http://www.MDWhistleblower.blogspot.com Michael Kirsch, M.D.

    My blog piece has generated quite a bit of heat, primarily from ER physicians. Yes, I am not an emergency room physician. After reviewing many physicians’ comments, I realize that I did not sufficiently appreciate the pressures that ER physicians endure. I certainly recognize that ER physicians have a very challenging job with high stakes. In fact, I state in my post that “[ER physicians] perform well under pressure that can rival the tension found in any operating room. They make decisions routinely that determine whether a patient survives or succumbs.” I also point out in my piece and throughout my blog, that excessive medical care is an issue for our entire profession, including gastroenterologists. This is inarguable and is the basis for comparative effectiveness research, which is one of the few components of Obamacare that I support. The ER is an attractive venue to highlight since every practicing physician interacts with it regularly. It would be more difficult for most physicians to personally relate to many other medical specialties that they do not directly interface with. I suggest that all of us, including ER folks, reexamining our practice styles to assure that we are practicing judiciously and appropriately. If we don’t, then someone else will. Is this a solution we seek?

    I understand the criticisms to my points, most of which come from ER physicians. I think, however that there is a legitimate other side to the story. Primary and specialty physicians may have a different view of ER medicine than ER physicians do. If they are candid, then ER physicians might hear views from them that echo my piece.

    I intended no insult to hardworking ER doctors. I was hoping for a dialogue and I’m still open to it.

  • echoing the above

    hi dr kirsch,

    i’m an er doctor.

    your ‘medical universe’ paragraph makes all the right arguments as to why ER doctors do more workup than gastroenterologists. i’d also add, patients who self select for the ER are sicker than patients who are referred as outpatients to GI doctors, and also ER doctors are held to a higher standard of care than GI doctors when it comes to diagnosing heart disease and other emergent conditions. but overall, you seem to understand the arguments we’re making.

    then in the next paragraph, you say you reject these arguments. and you back up your assertion by encouraging physicians to do a better H&P. i don’t think a good H&P in and of itself will exclude MIs, appendicitis, or any number of other emergencies we’re required to diagnose. i don’t think a good H&P will change the fact that my patients are sicker than your patients, and my patients are unable to get into see non-ER doctors within a few days for re-evaluation (when was the last time i could arrange outpt GI followup within a day or two? are you kidding me, it’s impossible to get a patient into GI.)

    if you have a better reason to reject these arguments than “do a thorough H&P,” i’m happy to hear it, and appreciate that you’re open to dialogue.

    thanks for the post.

  • echoing the above

    also, i hope that you do manage to disguise your amazement at the tests and don’t second guess the ER doctor in front of the patient. i think it’s an obligation doctors owe each other. i try to extend the same professional courtesy to patients i see in the ER who have seen a clinic based doctor in the past (ie, every single one of your patients who has ever ended up in the ER).

  • The Philosophical Patient

    Dr. Kirsch, one of the things I have observed is that intelligent people generally make rational decisions. When someone is doing something I, as an outsider to the situation, think is wrong, I try to credit them with good sense. Chances are, if I were in their shoes, I might be doing exactly what they are doing. And even if it is not exactly what I would do, I usually find that it is completely rational and reasonable.

    The fact that so many ED doctors have come to the same conclusions about how to practice their craft suggests that there are facts and factors the outsider doesn’t appreciate. They can’t all be this stupid.

  • http://www.MDWhistleblower.blogspot.com Michael Kirsch, M.D.

    To the philosophical commenter, I acknowledge your point. Just because a decision is rational, however, doesn’t mean it’s desirable. Let me use myself as an example, which can apply to other medical venues. At times, I order CAT scans and other tests defensively. This is completely rational, but it is not desirable as these tests are not truly medically necessary. In addition, just because this practice is widespread, doesn’t mean it’s ideal medical practice.

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