Questions tagged [gastroenterology]

the branch of medicine that deals with disorders of the stomach and intestines.

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14 views

What are Crohne's triggers? [closed]

Different foods are known to trigger symptoms of Crohn's disease in patients. For some patients it's lettuce, for others it's fiber. Have there been any conclusive studies detailing foods that can or ...
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33 views

Endoscopy/colonoscopy done by a non-gastroenterologist

Are there any good reasons to want to have a (precautionary) endoscopy/colonoscopy examination - with associated diagnoses and interpretation - done by a gastro-enterologist, as opposed to a surgeon, ...
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31 views

How reliable is enteric coating on capsules?

Some probiotics are labelled "gastro resistant coating". Based on my limited knowledge and research, they are enteric capsules and they work based on changing PH in the GI tract. The first ...
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1answer
233 views

Acceptable Macronutrient Distribution Range [closed]

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2674146/ I found some papers suggesting AMDR is not the optimum and it is too high on carbohydrates in particular. Is it generally safe to undergo a 27....
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15 views

Is there any known correlation between stomach worms and fungal skin infections?

Is there any literature which points to correlation between worm infestation of the intestines and fungal infection of the skin? The possible mechanism being the stomach worms disrupting natural ...
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70 views

Does pepcin play a role in GERD/LPR?

Two popular books ("Dropping Acid" by Dr. Jamie Koufman and "The Acid Watcher Diet" by Dr. Jonathan Aviv) claim that tissue damage in GERD and LPR is caused by the digestive enzyme pepcin. In their ...
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57 views

Can iron tablets or high fibre food trigger hypermetabolism?

Is there any well-understood way or any info, in the medical literature, regarding the possibility of iron tablets and high fibre foods triggering hypermetabolism characterized by tachycardia, anxiety,...
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2answers
99 views

How can people supplement minerals when they have IBD?

People who are already suffering from Inflammatory Bowel Disease(IBD) are at risk of developing nutritional deficiency. One clinical option is to supplement them. But as their gut is already ...
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15 views

What do we call a stomach ultrasound during which the patient is asked to drink liquid to assess GI functioning?

I came across the term "водно-сифонная проба" in a Russian case report in which a child undergoes medical investigation for his symptoms. Multitran says that it's "aqueous-siphon test&...
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48 views

How prevalent are gastrointestinal parasites in gay men?

I was doing some research on gay health outcomes and came across some very old studies with very high prevalence rates for gastrointestinal parasites among gay men. (https://jcm.asm.org/content/24/4/...
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149 views

Do proton pump inhibitors (PPIs) shut down all the proton pumps in all cells across our body?

It's known that proton pumps exist in all cells in our bodies and help us to get rid of damaged proteins (present a disposal system). PPIs (omeprazole, pantoprazole, esomeprazole, lansoprazole and ...
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What happened to all the centers for hiatus hernia?

I have been doing much research for years on the esophageal hiatal hernia. I found exactly one paper on-line (from the US military, I believe, I cannot relocate it) that mentioned in passing that ...
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What protective mechanisms against lead absorption are present in adults but not fully developed in children?

According to this summary, adults typically absorb up to 20% of ingested lead after a meal, whereas children typically absorb up to 50% of ingested lead after a meal. When I search to try to find out ...
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1answer
106 views

Can a person eliminate lactose intolerance through extended exposure?

It sounds dangerous, or at least uncomfortable, but I have a friend who thinks drinking milk daily will help cure him of lactose intolerance. Are there any studies that indicate that prolonged ...
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46 views

Does the stool test for Helicobacter pylori show only acute infections?

There are four options when being tested for Helicobacter pylori - blood test, stool test, breath test and scope test. (Helicobacter pylori (H. pylori) infection) Scope test is definitely the most ...
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65 views

Can a CT scan of the abdomen help find unhealthy mucosal lining in the small intestine?

What's the role of CT imaging in the diagnosis of small bowel mucosal diseases?
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55 views

What is the size of biopsy specimens pinched from normal colon mucosa?

To investigate certain types of inflammation, during a colonoscopy, a doctor might pinch off normal-looking mucosa at a number of locations for subsequent microscopic examination. What is the size of ...
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2answers
80 views

Best type of specialist who performs colonoscopies

I googled for the best type of specialist who performs colonoscopies and it says gastroenterologist [link 1, link 2]. My questions: Why don't they mention colorectal surgeon? One would think that a ...
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1answer
197 views

Colorectal examinations

This question was sparked by this discussion about the sigmoid and rectum. When looking at the colorectal medical examination techniques, for want of a better term, there are the sopical examinations (...
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53 views

How can a ruptured ulcer all the way in the duodenum, cause kidney failure?

The famous Nobel Prize winning physicist is said to have died because "A ruptured duodenal ulcer caused kidney failure", leading to his death 12 days later. I understand that the kidney ...
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1answer
185 views

Can your rectum atrophy after a long time of inactivity?

A colectomy and subsequent ileostomy are surgeries that involve removing the large bowel (colon) and creating an opening in the abdomen for food waste to go through the small intestine and out of the ...
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1answer
167 views

Why do a follow-up colonoscopy?

I had a colonoscopy recently and the doctor removed a polyp. He told me I should get follow-up in six months. I asked him why, since he already determined that it wasn't cancerous and these things ...
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1answer
191 views

Effect of laxatives on pre-existing hard stool

I wonder if laxative medicines are able to soften pre-existing hard stool in colon or merely prevent them from being formed. I searched on the internet but found no helpful information. Sorry if the ...
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Why should I avoid milk when on antibiotics?

I'm taking antibiotics (specifically, amoxicillin clavulanate) to fight off an ear infection. As she prescribed my antibiotics, my doctor told me not to eat milk products for a few days, then only eat ...
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1answer
63 views

What medications (whether prescription or OTC) or home-remedies are used for stool-softeners or laxatives (to counteract constipation)?

Because I have been dealing with a lot of physical pain, I have been taking a lot of pain medication, which has the common side of effect of constipation. Obviously, this leads to painful defecation ...
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733 views

Lactulose and dental decay

Lactulose is an osmotic laxative made from the milk sugar lactose. It is non-absorbable in the gut, and so draws water into the gut by osmosis, with the aim of alleviating constipation. I have heard a ...
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186 views

How to detect colon cancer?

How can a person get to know that he/she is suffering from colon cancer? What are the symptoms, and how long does it take for them to appear?
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2k views

Eating egg shells: advantages v.s. disadvantages?

I am an engineer and a scientist, but not in the field of medicine or health. Partial answers/comments are welcome. Some of my family members start eating egg shells for the sake of obtaining ...
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1answer
219 views

How to increase my gut bacteria? Are there any drugs available? [closed]

My digestive system does not properly digest the food I eat. I searched the Internet and found out that a lack of gut bacteria can cause this kind of problem. How can gut bacteria be increased? Are ...
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27 views

Why does congenital duodenal obstruction cause a "double bubble" sign to appear on imaging?

Duodenal obstruction is caused by failure of recanalization of the duodenum during embryological organogenesis. It classically presents as a "double bubble" sign on x-ray or ultrasound. I understand ...
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1answer
47 views

What element of black tea is laxative?

This might be a little bit gross but I hope members will put up with it. Tea works as laxative, exactly which element or ingredient of black tea works as laxative, to be specific, which element or ...
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1answer
72 views

What GI issues need to diagnosed/treated early lest they cause permanent damage?

What GI issues need to be diagnosed/treated early lest they cause permanent damage or become unrecoverable. An example would colon cancer. The question is about which possible diagnoses need to be ...
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1answer
99 views

Why stomach ulcer need more than one antibiotic at the same time?

Almost all treatment recommendation for gastritis, duodenitis or peptic ulcer that has Helicobacter pylori, calls for 2 or 3 antibiotic at the same time, why is that ? Why not use a single effective ...
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1answer
183 views

Are there drugs that help to digest wheat?

It understand that there are some sugars in wheat that some people cannot digest and that would risk them in IBS but I don't ask about drugs that fight IBS, which make intestines move slower and stuff ...
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2answers
169 views

Preventing NSAID-associated GI bleeding

Are there ~simple means to reduce risk of GI (gastro-intestinal) bleeding associated with NSAIDs (non-steroidal anti-inflammatory drugs)(ie aspirin) - besides the common-sense answers?: Take with ...
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146 views

Irritable Bowel Syndrome Constipation - Soluble Fibre Foods [closed]

I've heard that a recommended diet for constipation related to irritable bowel syndrome is to increase the amount of soluble and decrease the amount of insoluble fiber. I have a trouble understanding ...
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1answer
93 views

Is an annual stomach x-ray (barium meal) an acceptable radiation risk for a resident of Japan?

I live in Japan. Here, it is common for an annual health checkup to include a barium meal stomach x-ray, especially for people over 35, but sometimes younger. A gastroenterologist told me that this ...
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1answer
211 views

Hitler's physician Morrel prescribed a drug that contained e. coli -- was this unusual in those days?

It is my understanding that Hitler's physician, T. Morell, who was essentially a "feel good" like Max Jacobson (although maybe still acting within accepted practice in the days when powerful drugs ...
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1answer
3k views

Bismuth subsalicylate (Pepto-Bismol) vs. Dimenhydrate (Gravol)

Pharmacy Times doesn't distinguish them. familydoctor.org (sponsored by American Academy of Family Physicians) states: Bismuth subsalicylate (2 brand names: Kaopectate, Pepto-Bismol). It may ...
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68 views

What check is done to diagnose GERD?

Recently I looked at my personal health file and saw that I was diagnosed with GERD some 6 years ago. This seemed strange to me since I did not remember any occasion in which I was positively ...
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349 views

How to schedule bowel movements? [closed]

I've had trouble sleeping for nearly 6 years now. I have had this lingering suspicion that maybe my sleep issues might have something to do with digestion but only recently confirmed it by keeping a ...
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2k views

Can GERD be caused by too little stomach acid?

Ever since the book, Why Stomach Acid is Good For You, I've wondered if it is true that GERD can be caused by too little, not too much, stomach acid. Is it possible that too little stomach acid can ...
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1k views

Do higher amounts of alcohol (beer) help gastritis?

I was at a party and despite my gastritis symptoms I decided to have a couple of drinks. I drank 1.2l (5.US customary cups). At first (after one or two cups) I felt pain and bloating, but after ...
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8k views

Is Pentasa an immunosuppressive drug?

Is Pentasa an immunosuppresive drug? I want to know because my brother has been diagnosed with Crohn's Disease.
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1answer
120 views

Loperamide POM Medication

If you look at the following image from Pharmacy2u, this box of Loperamide Tablets is POM (See the POM in a rectangle on the left). Image from Pharmacy2u When you consider that this box of 2mg ...
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1answer
29k views

Can ulcer pain be distinguished from gallstone pain?

When referred to a gastroenterologist for intermittent pain in the upper right quadrant of the abdomen (slightly under the rib cage), my friend was told that she probably had an ulcer and the doctor ...
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1answer
27k views

Why does it hurt to accidentally gulp air while drinking water?

Sometimes when I'm chugging water, I accidentally swallow a big gulp of air. It's extremely painful. As I understand it, water is less compressible than air and people inadvertently swallow air ...
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3k views

Is it possible to regain lost lactose tolerance?

I could perfectly digest dairy till the age of 35. One fine day when I went to doctor to ask about stomach problems I had in past some days that year, I was told that I am lactose intolerant. How did ...
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336 views

Does the digestive disorders affect the location of aorta beat around navel?

You might have experienced this. If you lie on your back on a flat surface and place your finger or thumb right over navel (men or women), and press softly down, you'd feel the beating just like ...
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1answer
259 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 ...