Questions tagged [surgery]

The treatment of injuries or disorders of the body by incision or manipulation, esp. with instruments.

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15
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1answer
1k views

How often is it safe to get general anaesthetic?

There's an eye surgeon in my running club and I told him I had general anaesthetic three times. He told me that's a lot. I've heard of people thinking general anaesthetic is bad, is there any ...
13
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1answer
388 views

How does LASIK (laser eye surgery) work?

LASIK, or laser eye surgery, is a surgery which reshapes the cornea to correct sight problems (e.g. short sighted, long sighted, astigmatism). Why can laser (which is simply light) reshape the ...
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3answers
4k views

How does getting up and moving help me recover from surgery?

I've just had a laparoscopic gallbladder removal, done as day surgery. I was released about 3 hours after the surgery started. The sheet of paper they sent me home with stresses the importance of ...
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1answer
1k views

Videos of surgery

Where can I find a website which contains videos of open trauma (HD if possible)? I want to accustom to these views (because I am a medical student).
8
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1answer
462 views

Heart transplant for people over the age of 65

On the NHS website for heart transplants, it says: You will usually be considered unsuitable for a heart transplant if you: Are over the age of 65 – though exceptions can be made I have been unable ...
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2answers
232 views

Outcomes and risks of LASIK surgery

If an individual with poor eyesight undergoes LASIK surgery, will it return the sight exactly to normal? What are the risks of the procedure? Are there any side effects or complications to be ...
8
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1answer
189 views

Safe and state-of-the art method of laser vision/eyesight correction/surgery?

I have defective vision, particularly shortsightedness. Obviously, it is quite widespread phenomenon. I tried several times to get accustomed to contact lenses, but without success. It irritates my ...
7
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1answer
134 views

Why do surgeons wear blue aprons during surgeries?

In most cases, the surgeon wears a white apron, but during a surgery he is wearing a blue apron, why blue?
7
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1answer
598 views

The Ethics of extra treatment

This is something that I have been considering for quite a while based on a fictional story I had read. An unconscious individual must undergo emergency surgery in order to stabilise them and prevent ...
7
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1answer
111 views

How are surgical patients kept still while awake?

Certain surgeries require the patient to be awake and lucid to be performed safely. If the patient has clonus, epileptic seizures, tremors, or any of a number of other symptoms, staying still during ...
7
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1answer
179 views

Safely removing a foreign object from the human body without bleeding to death?

In movies you often see people advising others not to remove a foreign object (let's say a long stud) because its removal can cause a too high loss of blood. I can totally understand that and would ...
6
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1answer
76 views

Why is it necessary to fast before a procedure involving anesthesia?

Before dental or surgical procedures involving anesthesia, there is a common instruction for patients to avoid eating or drinking for some time before their scheduled procedure. Is this because the ...
6
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2answers
129 views

Why not use epinephrine in heart failure?

In a situation where a patient's heart isn't strong enough for surgery, why isn't it common for a doctor to give the patient epinephrine before the surgery? Do the effects of epinephrine not last long ...
6
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1answer
76 views

Why do doctors use tendon instead of ligament in key-hole surgery?

For knee surgery, the most common method is to use a tendon from elsewhere in patient's body to replace the torn anterior cruciate ligament. But why tendon not ligament? Tendon have different ...
6
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1answer
52 views

Anaesthesia and sleep

Having had two surgeries under general anaesthesia recently, I have been wondering... Being under general anaesthesia is physiologically not the same as sleeping. Sleep is needed in humans for ...
5
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1answer
84 views

adequate exposure of the surgical field

What is meant by "adequate exposure of the surgical field" is this sentence: During cardiac surgery, it is necessary to aspirate blood from the cardiac chambers to provide adequate exposure of the ...
5
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1answer
50 views

Why are healthcare costs so inflated in the USA? [closed]

I have seen much more inexpensive non-socialized medicine in places such as Puerto Rico, with equal or greater standards of care and outcomes. I would like to understand why the USA is not like that.
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0answers
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Is opening the chest cavity still considered dangerous to the spread\growth of disease? [closed]

Talking to relatives, it sounds like it was once believed that opening the chest cavity generally caused the spread and growth of diseases such as cancer because of the introduced oxygen into the area....
4
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1answer
436 views

Can any wound be sutured?

Basically, it is the broader question for this problem. Stitching is, simply put, just joining body tissues together after an injury or surgery. As any wound has wound margin, isn't it possible to ...
4
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1answer
62 views

Surgery of the hemorrhoid or other veins

I got curious what really happens to the cut blood vessels after they were operated on at an arbitrary point... and how the blood circulation remains consistent(, especially if the blood vessel is a ...
4
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2answers
3k views

Techniques to avoid fainting when observing a surgery

I wonder what techniques can efficiently help avoid fainting when observing a surgery, either directly from the operating room, or video.
4
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1answer
54 views

How common is Anaesthesia Awareness?

Anaesthesia awareness or intraoperative awareness is a situation in which the patient is partially awake during a surgery. How common are such incidences and what are potential problems associated?
4
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1answer
240 views

How does gallbladder removal affects fat digestion?

If I understand correctly, the sole purpose of the gallbladder is to store extra bile that is opportunely released in order to properly digest fat. When the gallbladder is removed, what happens when ...
4
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1answer
214 views

How does a late term abortion work?

Imagine this situation: A woman is pregnant with a baby in the 8th month and the doctors notice the pregnancy is affecting the health of the woman - so there has to be an abortion, for it is sure that ...
4
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1answer
60 views

How many lives an organ donor with brain death who is otherwise healthy can save on average?

Considering all of the probabilities including the probability of the rejection of the transplants, how many lives could this donor save on average if we transplant his organs to other people who need ...
4
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0answers
63 views

What happens in an operating theatre when a fire alarm goes off?

What happens in an operating theatre, during complex surgery that cannot be safely interrupted, when a fire alarm goes off and is not a test? I assume that there is some sort of protocol in place?
4
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0answers
53 views

How many times in a lifetime a man can do laser vision/eyesight correction/surgery?

Is it true that laser vision/eyesight correction/surgery is strictly recommended to do only once in a lifetime and if after first laser correction someone's eyesight returned to bad condition the only ...
3
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1answer
125 views

Why don't dentists use stitches after doing a tooth extraction?

I had tooth extraction in 2007. Dentist didn't use stitches just gave me a cotton told me to hold onto it with teeth. Bleeding last for 3-4 hours. Usually, however, bleeding will almost completely ...
3
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2answers
50 views

How do hospitals decide whether to reopen elective surgeries during this COVID-19 pandemic?

Many hospitals have cancelled or postponed elective procedures due to the current COVID-19 pandemic. What kinds of considerations are ethics committees making when deciding to reopen elective ...
3
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2answers
142 views

Is there no drawback on removing varicose veins?

If we remove our varicose veins because they are useless, would we get any drawbacks by removing them? For example, we might need to remove rest of them next time. Wouldn't it be a problem for us if ...
3
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1answer
41 views

why is it not allowed to take aspirin based medicines before a day and after a week of cataract surgery?

my mom had a cataract surgery she used to take daily dosage of UNISTAR 75 which contains aspirin in it but doctor said not to take it for a week. what is the reason behind it ?
3
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1answer
120 views

What constitutes an emergency doctor's appointment

I tried booking an appointment at short notice today and I was asked if it was an emergency. I said yes, but they disagreed and made an appointment for the following week. I'm wanting to know what ...
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0answers
30 views

Why is the Virchow node involved in Gastric Adeonocarcinoma?

The lymph node drainage of the stomach is via the pyloric and related lymph nodes. Either way, the supraclavicular node (Virchow's node) is not the first lymph node that drains the Stomach. According ...
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0answers
50 views

If a patient arrives at the ER unconscious and needs immediate surgery, will they be put under general anesthesia?

I can't seem to find an answer to this question anywhere, but I'm sure that there's some kind of procedure for this situation. Assuming attempts at resuscitation fail, what is the next step for a ...
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2answers
1k views

What is the difference between a percutaneous endoscopic procedure and a laparoscopic procedure?

Laparoscopic procedures and percutaneous endoscopic procedures both seem very similar, but are somehow distinct. I can find plenty of studies comparing the outcomes of the different methods (e.g. ...
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0answers
37 views

In what cases is a tendon injury considered not amenable to surgery?

Wang, Allan W., et al. "Autologous tenocyte implantation, a novel treatment for partial-thickness rotator cuff tear and tendinopathy in an elite athlete." BMJ case reports 2013 (2013): bcr2012007899. ...
3
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1answer
68 views

Can stem cell (msc) injections regrow damaged (articular / hyaline) cartilage if injected to joint?

I have read that fixated stem cells (mixed with glue, growth factor and fixated in the cartilage defect under low oxygen conditions) will regrow into articular and hyaline cartilage with type II ...
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0answers
47 views

Is there a data source indicating how long most major surgeries take, and what are the associated risks/outcomes? [closed]

I'm looking to play around with statistics around major surgery types; is there a publicly available data source I can work with which lists information such as: types of major surgeries, together ...
3
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2answers
108 views

Is surgery recommended for a first time dislocated shoulder?

Is surgery recommended for a first time dislocated shoulder after the shoulder has been put back in place? How is it best to heal this?
2
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2answers
117 views

What would a nearly-universal list of medical specialties look like

I need to create easy to read universal list of medical specialties. This goal seems impossible if taking into account subspecialties - in most countries they are pretty different. Since there are no ...
2
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1answer
71 views

Is there a common standard to assess the safety of medical procedures?

Many medical procedures (which are less or more necessary) like LASIK, joint replacement, tonsillectomy or gallbladder removal are described for patients as very safe (usually with a high number of ...
2
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2answers
328 views

Which medical specialist should be consulted for anus polyp?

Who is the appropriate Dr who can understand issue better and help accordingly?
2
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1answer
67 views

How is “histologically invasive diameter” assessed in live patients?

Quote: A total of 34 patients were registered between July 2009 and June 2012. The mean age was 53.5 years. The median follow-up time was 23.7 months (2-24 months). The age at the time of ...
2
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1answer
120 views

Are there other surgeries with comparable restrictions to the real-life test for transsexual genital surgery?

Transsexuals seeking sex reassignment surgery require at least one, and usually two, referrals from medical professionals. Ordinarily, in order to get these referrals the patient must have completed ...
2
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1answer
36 views

How to find out how advanced a hospital is for a specific speciality

I need to have cataract surgery and I have some options (indirectly) of where the surgery will be performed. Based on my medical coverage, I actually have a choice of a few doctors, and each doctor ...
2
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1answer
536 views

How often can cancer just be cut out?

I understand that if it is caught early enough, cancer can be fully removed never to see it come back again. Usually though, it has already spread too far and diffuse or it might be in a spot that ...
2
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1answer
82 views

Reducing trauma from surgery prohibiting sedation

I've noticed something a bit worrying about the way certain surgeries are performed, and I was wondering if there is a better way: During surgery, medications are administered to induce ...
2
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1answer
59 views

What is the right medical procedure to correct Meniscus problems?

After an MRI scan, I have got the results dictating that I have a crack in the longitudinal of posterior Meniscus... I still did not meet the doctor to actually tell me what to do about it, but I was ...
2
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0answers
59 views

Are transorbital lobotomies still considered ethical these days?

Psychosurgery has a controversial history and despite modifications still raises serious questions about benefit, risks, and the adequacy with which consent is obtained. Its continued use is defended ...
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0answers
65 views

What are the names of surgical instruments?

My questions Please tell me the names of scissors (1) and (2) of the following figure. Please also refer to the differences in characteristics of (1) and (2) for the case when we use ...