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Kevin Young, a Los Angeles County deputy medical examiner, concluded in the March 21 autopsy report that Walter's death was an "accident due to suboptimal anesthesia care." That finding was based in part on a report by consulting anesthesiologist Selma H. Calmes.
Calmes, who retired as the chief of anesthesiology at UCLA-Olive View Medical Center in 2004, made her findings after reviewing medical records about Walter's treatment.
She faulted the anesthesiologist for leaving Walter in the care of a nurse for 80 minutes after the surgery. Shortly after the anesthesiologist returned, Walter went into cardiac arrest, Calmes' report said. Paramedics took Walter to nearby Cedars-Sinai Medical Center, where she died three days later.
Calmes concluded that obesity and sleep apnea, a disorder that causes nighttime breathing problems, made it difficult for Walter to breathe while recovering from surgery. Walter's sleep apnea was so severe that she used a breathing machine at home, according to Calmes' report and to Trepinski, the family lawyer.
Calmes' report said Walters' respiratory problems led to the cardiac arrest and that successful treatment calls for "the big guns," which includes prompt admission to an intensive-care unit.
"Usually, this resolves with prompt, aggressive management. Here, there were excessive delays in getting the patient to suitable treatment," Calmes' report said. "Especially problematic is the anesthesiologist's absence" after the surgery.
The American Society of Anesthesiologists recommends that patients with sleep apnea who use breathing machines be placed under general anesthesia only in a hospital, not outpatient clinics such as the one where Walter was treated, Calmes wrote in her report.
Silverman, the surgery center's attorney, said he had "numerous questions and concerns about the opinions of Dr. Calmes."
"The guidelines stated in the autopsy report are outdated and have been specifically refuted by numerous current studies," Silverman wrote in his email.
there's the meat of the article. interesting.
HULLLLLLLO!!!
Did anyone else actually read the LA Times article and see the whole "meat cleaver" incident with this physician? Good lord!!!!!!!! No biggie-just another meat cleaver crime....
see the problem is the surgeons probably employ the anesthesiologist and if he cancelled too many cases.... they woul dfire him and get another one. and in this tight job market he was trying to keep his job and went ahead and did the case.. almost all the time everything would go ok.. This time it didnt. SO now everyone is asking questions.
Other troubling issues that come to mind is that Surgeons can operate at hospitals where it is much safer.. have many more skilled people to help but the hopsitals try to control the doctors sooo much they get fed up and open up all these shops and they wanna do it without the hospitals. And they refuse to send any patients to the hospital despite being asa 4s. something needs to change otherwise more and more of these cases will continue to happen.
But to say you shouldn't be able to perform a GA on a patient with OSA at an outpatient surgery center is a little extreme in my opinion.
There was a time when mortality from anesthesia was very high. ITs not that way anymore but it still happens. More and more of these cases happen... people are going to start to wake up and understand that anesthesia is dangerous.
how many pts for lap bands DONT have OSA? And if they dont they have just not been diagnosed.. so I guess the ? is should we be doing bariatric surgeries at ASCs? I think we all know these cases can get hairy unpredictably.. i say make all the fatties go to a real hospital, i mean we are rerouting there guts, intubating potential difficult airways, dealing with potentially full stomachs, lower pulm reserves... send them all to the hosp
We are doing thyroids at our asc now. Thoughts on that? We check a calcium 6 hours post op and send them home if normal. Not sure how I feel about it.
Our group also has a BMI policy, all pts over the limit go to the hospital. This is a hard and fast rule....except when it comes to bariatrics, they can be whatever BMI...seriously. I don't do those cases on purpose.
Bariatric surgery should not be done in ASC's, and if I remember right, designation as a "Bariatric Center of Excellence", for whatever that's worth, is only available to hospitals.
i say make all the fatties go to a real hospital
Seriously? Are you trying to be offensive?
Seriously? Are you trying to be offensive?
It's a reasonable comment... that patient population has plenty of comorbidities that complicate anesthesia. If you're concerned about the wording, this is an informal discussion between colleagues.
Maybe you would feel more comfortable in the pre-medical forums?
Maybe I'll browse whatever forums I feel like, and respond to people that I feel are being derogatory in their posts.
I'm not the problem here. I think it's a crappy attitude, and don't appreciate having to read his name calling, just so he can feel good about himself, because he's obviously better that "the fatties".
An informal discussion between colleagues does not happen on a public board.
Here's the ASA guidelines on these situations:
http://www.asahq.org/publicationsAn...PracticeParameters/ObstructiveSleepApnea.ashx
again, they're GUIDELINES, and NOT hard and fast rules, so you're got to interpret and apply them on your own, but they do state a fairly strong recommendation to have patients deemed concerning for post-op respiratory depression be monitored and NOT done on an outpatient basis.
Again, it's not a rule, but a guideline.
The incidence of transient desaturation to less than 93% was 39.5%. There were no deaths and no cases of respiratory failure or re-intubation. The 30-day mortality was zero and the 30-day anesthesia related morbidity was less than 0.5%. For patients at high risk for OSA after LAGB, the significance of transient oxygen desaturation and the need to develop monitoring and admission standards remain to be determined.
BACKGROUND: Due to constraints on resources and capacity, as well as advances in surgical technique and care, there has been progressive change toward converting surgical procedures to the outpatient setting when feasible. This study was designed to investigate the safety of laparoscopic adjustable gastric banding (LAGB) as an outpatient procedure for morbid obesity in Canada.
METHODS: This retrospective analysis included consecutive patients who underwent outpatient LAGB at the Surgical Weight Loss Centre in Ontario, Canada, beginning with our initial experience in February 2005 and continuing to July 2009. Eligible patients were morbidly obese adults whose outpatient clinic surgery had been performed by one of two experienced surgeons.
RESULTS: A total of 1,641 patients were included in this analysis. The average presurgical body mass index was 46.7 kg/m2 (range 35.0 to 79 kg/m2). Fifteen patients (0.91%) experienced minor complications during surgery or within 30 days of surgery (dysphagia, n=5; wound infection, n=3; port infection, n=2; all other complications occurred in one patient each). Four patients required transfer to hospital from the clinic on the day of surgery, and three were admitted. None of the complications were serious and all were resolved. The device was explanted in two patients. The average time from sedation to discharge was <4 hours (h).
CONCLUSIONS: The ability to treat patients within 4 h and the extremely low complication rates reported here contribute to a growing literature supporting the safe performance of LAGB in an outpatient setting for the treatment of morbid obesity.
The findings from our 22-month retrospective review of patients with BMI > 35 kg.m−2 undergoing a variety of procedures in our DSU show that the unplanned admission rate did not significantly differ from those patients with a BMI < 35 kg.m−2, and was within the national recommended targets [6]. There was no significant increase in postoperative complications when compared with the non-obese patients and there was no increase in unplanned usage of the community- and hospital-based services following discharge.
"The guidelines stated in the autopsy report are outdated and have been specifically refuted by numerous current studies,"
Sure it does. We have them here every day, in between the tax, politics, gun, alcohol, watch, car, snowboarding, and weightlifting[1] threads. The essence of SDN and a big reason it's so popular and busy is its informality.
Yes, the term "fattie" is vaguely derogatory, but so is "drunk" or "high" or "chainsmoking COPD'er" or "tooth-to-tattoo-ratio" or any of a dozen other imprecise nonmedical terms we sometimes use to describe patients with self-inflicted diseases that influence (always in a bad way) our anesthetics.
If you want heavily moderated and politically correct, you've come to the wrong place.
[1] now that our resident HUGE guy Jet's back I'm guessing it won't be long 🙂
really great post. blade could learn a thing or two from that one.
Maybe I'll browse whatever forums I feel like, and respond to people that I feel are being derogatory in their posts.
I'm not the problem here. I think it's a crappy attitude, and don't appreciate having to read his name calling, just so he can feel good about himself, because he's obviously better that "the fatties".
[U said:Farmer[/U]2DO;10882653]It was a public lash out at people who are overweight. And I'm calling him out on it, because I find it insulting and offensive.
Maybe I'll browse whatever forums I feel like, and respond to people that I feel are being derogatory in their posts.
I'm not the problem here. I think it's a crappy attitude, and don't appreciate having to read his name calling, just so he can feel good about himself, because he's obviously better that "the fatties".
Last month, there was an observational cohort study from Toronto looking at the rates of complications for obese ambulatory patients with high risk for OSA following laparoscopic gastric banding. It would have been more interesting if they had compared these rates to the rates of the 1,624 obese individuals at low risk for OSA who underwent laparoscopic gastric banding at the same institution, but
Clearly we don't have the full story on the case or Dr. Calmes analysis of it. I seriously doubt that she criticized him for the standard practice of transferring care to a PACU nurse while he went to do another case. Or else she has no business commenting on this or any other case. Perhaps he went to another ASC or it was at the end of the day and he went home (neither of which are outside routine practice in many places). If the report is correct, then the criticism on this count is invalid. However, if there was a delay in the provision of appropriate care or a delay in the decision to transport that was the result of the unavailability of the anesthesiologist or one of his partners (if he has partners) in a timely fashion, then the criticism is valid.
More concerning is her criticism of the decision to treat a morbidly obese patient with OSA in a ASC. I do not believe it is a valid criticism as we really don't know if there is an increased risk or not. Would the patient have been safer in a hospital setting? We really don't know and to say otherwise and assign blame in a coroners report borders on unethical testimony and behavior.
Like the defense lawyer, Mr. Silverman, I have numerous questions and concerns about the testimony of Dr. Calmes, and I agree with his statement that.
But then again all we have to go on is the writing of a non-medically educated non-legally trained reporter who may not be able to present the nuance of Dr. Calmes report or the legal arguments.
- pod
Last spring, there was a good study from Ontario, Canada which looked retrospectively at 1,641 patients who underwent ambulatory laparoscopic banding at a specific surgery center.
A British study in 2008 compared complication rates of ambulatory surgery in individuals with a BMI >35 (n=258) to complication rates in individuals with a BMI < 35 (n=10,522) and found no difference in the rates of unplanned admissions, or in rates of postop complications.
...and the components of the guideline have never been formally tested to see if the recommendations made by the panel are in fact valid. A preliminary study of the major novel recommendation of the guidelines (the OSA-scoring system) suggested that the scoring system was not helpful.
How this got pinned on the meat cleaver wielding anesthesiologist...
My take-home lesson from this thread is to refrain from answering the door when I'm wielding a meat cleaver... irrespective of how much I enjoy walking around the house wielding a meat cleaver... or two... sometimes... naked...
It could result in censure from the state medical board and being placed on probation.
Not to nitpick, but since at least one other person will likely read this post.
These two studies:... don't evaluate respiratory depression, they're looking more at complicatoins like PONV, retained surgical equipment, infections, etc.
Four patients required transfer to hospital from the clinic on the day of surgery, and three were admitted. None of the complications were serious and all were resolved."
...the unplanned admission rate did not significantly differ from those patients with a BMI < 35 kg.m−2, and was within the national recommended targets [6]. There was no significant increase in postoperative complications when compared with the non-obese patients and there was no increase in unplanned usage of the community- and hospital-based services following discharge
It's not a unique problem with this guidline...
Even the NPO guidelines that we clutch onto so strongly have also never been formally proven...
Because they haven't been formally proven isn't a reason not to follow them, or the ASA guidelines on OSA patients for that matter,
...they're dead because they were mismanaged in the post-operative period.
Reread the studies. They were looking for ANY complications, but only found relatively minor complications like PONV, pain, bleeding, infection etc. It wasn't that they weren't looking for respiratory problems, it is just that no significant respiratory problems occurred during the study time frame so they could not report those complications.
Of the 1,641 patients in the Couburn study,
In the Davies study,
Any respiratory problems that cropped up were transitory in nature and did not result in significant morbidity. What these studies did not evaluate specifically was any additional risk from OSA. However, given that the overall risk was so low, it is hard to imagine that a subgroup analysis of those with OSA would be significant.
However, there is a huge difference between the NPO guidelines and the OSA guidelines. No one is actively publishing data with which to challenge the NPO guidelines. There is no large group of institutions who are doing elective surgery on thousands of sub-optimally fasted patients every year. However, there is a large group of institutions doing ambulatory surgery on OSA patients and the data to begin to refute the guidelines exists and is being further developed.
I don't disagree with the majority of the guidelines, just the portion where they list procedures that should/ should not be done in the ASC and the scoring system both of which are based on supposition and are increasingly appearing to be outdated based on actual evidence. (In fact I don't completely disagree with this portion yet, but I completely disagree with using this portion of the guidelines to condemn an anesthesiologist who went outside this part of the guidelines)
At the time of the publication of the guidelines, supposition was likely appropriate as there was no data so a conservative approach was indicated. However, if we stuck with a conservative approach despite the evidence, all ASC's would be shut down and all patients would return to being admitted to hospitals the day before their surgery, and would remain inpatient postoperatively for all surgeries. We have to move forward.
We don't know that. We have a reporter telling us this. However, if this is true, it adds further support to my contention that the outcome is tied to the management, not the fact that the patient was obese with OSA and had an upper abdominal laparoscopy in an ASC.
Which brings up an interesting question I thought of in the shower this morning. For the sake of argument let's say that there was a set of ASA guidelines published in 2002 that explicitly forbade giving general anesthesia to a patient with disease X. In 2006 an anesthesiologist does a general anesthetic for a patient with disease x and the patient dies. In 2007 the ASA publishes a new set of guidelines that says in effect we were wrong and in light of new evidence there is no contraindication to general anesthesia in a patient with disease X. In 2008, the patient's family sues and you are called to review the case and comment. Is it legitimate to utilize the former set of guidelines that were in effect at the time of the death? Is it legitimate to use the latter set of guidelines?
- pod