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5 Nisan 2014 Cumartesi

Lucy Mangan: Doctor, believe in me, you never want my opinion

GP surgery

‘It’s what waits inside the doctor’s area that has been truly revolutionised.’ Photograph: Dmitriy Shironosov/Alamy




One of the many delightful side-effects of pregnancy and birth, and of the consequent responsibility for the wellness of your situation, is that you devote a good deal much more time at the doctor’s than you did throughout the previous happy many years when your life and entire body had been your very own, and your pelvic floor responded to standard instruction with minimal fuss and backchat.


Issues certain have transformed because I last went (in childhood, with the normal array of ailments that my mother sooner or later had to reluctantly admit couldn’t be cured by soluble aspirin and shouting). Soft chairs and Television screens in waiting rooms rather of fish tanks, computerised databases rather of manila-jacketed notes acquiring your specifics wrong – but it is what waits within the doctor’s space itself that has been truly revolutionised.


I have misplaced count of the quantity of instances I have gone in, described my (or the child’s) symptoms and the doctor has begun to outline a diagnosis – only to start backtracking a couple of sentences later and grinding to a halt with some variant of, “But of course, you may have looked this up on the world wide web previously” and then waiting for me to… I will not know. Offer an view? Get a healthcare degree, come back and thrash out the pros and cons with him of an additional bottle of banana-flavoured amoxicillin?


Well, look, very first of all, I haven’t been near the net. I made a decision early on that somebody of my pessimistic inclinations need to not let herself to mix health issues with the unfiltered returns of a Google search. That way madness – by means of eyelid cancer, 33 new syndromes and signs of at least eight STDs, in spite of the fact that I haven’t played hostess to a penis of unknown provenance in over a decade – lies. And 2nd, my opinion is worthless. You expert. Me layman. I sit here, you inform me stuff. That is the way it operates very best.


But I comprehend why doctors are scared. Becoming a bona fide specialist is a difficult organization these days. Skills is no longer something to be admired. It is a liability. It seems, to our baffled contemporary sensibilities, somehow elitist and undemocratic. What was as soon as respected – the mindful, deliberate acquisition of knowledge – is now an affront.


It is offensive ample that individuals are born with distinct degrees of talent, which is why we now have tv displays predicated on the assumption that everybody’s got a proper to be well-known just for getting themselves, specially if themselves cannot carry a tune in a bucket with extra-massive, simple-grip handles but want to be international pop stars. But pity the poor medical doctor, whose quite presence behind the desk proclaims him not basically far more gifted but far better-educated, far better-informed, greater-every little thing-that-matters-during-this-particular-encounter than his individuals, striving to negotiate a connection with them in such a mad, mad, mad, mad globe.


But medical doctors (and each other physique of specialists) ought to stand up for themselves. This unusual mixture of fragile ego and rampant entitlement that suffuses the age devalues challenging-won understanding and, by implication, the techniques by which it is acquired, and helps no one. Least of all me. Who only demands some reassurance about this rash I have received. And when you see the place it is, you’ll realize why I couldn’t Google it. There’s some understanding we can all do without having.




Lucy Mangan: Doctor, believe in me, you never want my opinion

10 Şubat 2014 Pazartesi

FDA Reviewers Deliver Split Opinion On New Heart Drug From The Medicines Organization

FDA reviewers presented two dramatically various views of The Medicines Company’s investigational new drug cangrelor. One particular reviewer says the drug should not be approved with out a new trial and even states that the CHAMPION trials “were carried out unethically” and must not be accepted “on that reality alone.”  But two other reviewers advocate approval.


On Wednesday the FDA’s Cardiovascular and Renal Drugs Advisory Committee will meet to go over two proposed indications for cangrelor. The 1st is for the reduction of thrombotic cardiovascular occasions including stent thrombosis in individuals undergoing PCI. The second is for the servicing of antiplatelet therapy in patients with acute coronary syndromes or individuals with stents who have discontinued antiplatelet therapy because they are awaiting surgical treatment and are at large risk for thrombotic events.


The most damaging point of view comes from the typically outspoken and controversial FDA reviewer Tom Marciniak. (He has been a major critic of rosiglitazone and rivaroxaban and has not hesitated in the past to disagree with fellow FDA workers members.)  Marciniak maintains that the CHAMPION trials did not show that cangrelor was both superior or noninferior to clopidogrel in the CHAMPION trials. Some of his chief factors are:



  • Clopidogrel was not administered optimally (as well late and with an inadequate loading dose) in the management arm.

  • A lot higher prices of bleeding in cangrelor sufferers.

  • Cangrelor was much better only in the subgroup of sufferers with secure angina.

  • No comparison with the newer antiplatelet agents prasugrel or ticagrelor.


But two other FDA clinical reviewers supply a much more generous recommendation, even though it might not inspire much self confidence amid the panel members. The reviewers create that the main efficacy endpoint was “carefully crafted following post-hoc analyses” of 2 prior failed trials. Their recommendation seems based much more on technical points than a  view of the benefits as robustly sturdy. For instance, they agree with Marciniak that fewer control sufferers obtained the larger 600 mg dose of clopidogrel, but don’t believe the outcomes must be discounted because the increased dose is still not mandated by labeling or guidelines.


A crucial viewpoint was also shared by the FDA statistical reviewer, who noted that after adjusting for the imbalance in the loading dose the primary endpoint would no longer be important in favor of cangrelor.


In a 2nd report, Marciniak argues that cangrelor need to not be approved for ethical motives simply because the clinical trials were imbalanced simply because clopidogrel was not used optimally. CHAMPION PHOENIX, he writes:



was unethical because it delayed use of clopidogrel until soon after coronary angiography or later on and since it prohibited regimen use of prasugrel, ticagrelor, and glycoprotein IIb/IIIa inhibitors (GPIs). The PHOENIX informed consent documents (ICDs) failed to inform patients concerning the positive aspects of earlier use of clopidogrel and the use of prasugrel, ticagrelor, and GPIs. The sufferers in PHOENIX were not informed about “appropriate different procedures or courses of treatment, if any, that may well be advantageous to the subject”…



For the 2nd birding indication the two  reviewers advised a full response letter due to the absence of clinical information supporting the indication. Marciniak did not give a recommendation about this indication.



FDA Reviewers Deliver Split Opinion On New Heart Drug From The Medicines Organization