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Gastroenterology

Gastroenterology is a branch of medicine dealing with treatment of digestive system disorders and diseases.

50 Questions

What causes constant pressure in the rectum?

Constant pressure in the rectum can be caused by various factors, including hemorrhoids, anal fissures, or rectal prolapse. Other potential causes include gastrointestinal issues such as irritable bowel syndrome (IBS) or constipation, which can lead to a feeling of fullness or pressure. In some cases, it may also be related to muscle tension or pelvic floor dysfunction. If the pressure persists, it's advisable to consult a healthcare professional for a proper diagnosis and treatment.

Can one use salon-pas patch after gastric bypass surgery since it countains it has methyl salicylate?

After gastric bypass surgery, using a Salonpas patch, which contains methyl salicylate, should be approached with caution. Methyl salicylate can be absorbed through the skin and may pose risks, particularly for patients with altered absorption or sensitivity due to surgery. It's essential to consult with a healthcare provider before using any topical medications to ensure safety and appropriateness for your specific condition.

How many doctors are in Alberta?

As of recent estimates, Alberta has approximately 14,000 licensed physicians, including specialists and general practitioners. The number can fluctuate due to factors like new graduates entering the workforce and retirements. For the most accurate and current statistics, it's advisable to refer to resources such as the Alberta Medical Association or provincial health authorities.

The terms osteoarthritis and gastroenterology are both examples of using a combining vowel?

Actually, the terms "osteoarthritis" and "gastroenterology" do not specifically illustrate the use of a combining vowel; rather, they showcase the use of combining forms. In "osteoarthritis," "osteo-" (bone) and "arthritis" (inflammation of joints) are combined, while "gastroenterology" combines "gastro-" (stomach) and "entero-" (intestine) with "logy" (study of). The combining vowel, typically "o," is often used in medical terminology to connect roots and suffixes, but in these examples, the combining forms are directly linked without a combining vowel.

How do you test for gastroenterology?

Testing for gastroenterology typically involves a combination of patient history, physical examination, and various diagnostic procedures. Common tests include blood tests, stool tests, imaging studies like ultrasounds or CT scans, and endoscopic procedures such as gastroscopy or colonoscopy to visualize the gastrointestinal tract. These tests help diagnose conditions like acid reflux, inflammatory bowel disease, or infections. The specific tests used depend on the patient's symptoms and medical history.

Can you eat red salmon sushi two days before a colonoscopy?

It's generally advised to avoid eating raw fish, including red salmon sushi, two days before a colonoscopy. Raw fish can introduce bacteria that may interfere with the procedure or pose a risk of infection. Instead, focus on a low-fiber diet as recommended by your healthcare provider to ensure a clear colon for the exam. Always follow your doctor's specific dietary guidelines leading up to the procedure.

How is gas cooled down?

Gas can be cooled down through various methods, including expansion, heat exchange, and refrigeration. When gas expands, it does work on its surroundings, which can lower its temperature, a principle known as adiabatic cooling. Additionally, heat exchangers can transfer heat from the gas to a cooler medium, effectively reducing the gas temperature. Refrigeration systems utilize a cycle of compression and expansion of a refrigerant to absorb heat from the gas, thereby cooling it down.

What is diffusion pressure deficit?

Diffusion pressure deficit is the difference in water vapor pressure between two points in a plant that drives the movement of water through plant tissues. It is a critical factor in the movement of water from roots to leaves in plants.

Application of fiber optics in medicine?

Fiber optics are used in medicine for various applications such as endoscopy, laser surgeries, imaging techniques like Optical Coherence Tomography (OCT), and diagnostic procedures like light-guided catheter insertions in minimally invasive surgeries. The use of fiber optics allows for precise and minimally invasive procedures, providing real-time visualization and access to remote or hard-to-reach areas within the body. Additionally, fiber optics enable the delivery of laser energy for cutting, coagulation, and photodynamic therapy in medical procedures.

What causes gastroenterology?

It is caused by inflammation of stomach and intestines.

Barrett's esophagus?

Barrett's esophagus is when, from frequent GERD (gastroesophageal reflux disease) aka heart burn, the acidity of your stomach juice entering your esophagus actually makes the cells in your esophagus turn into gastric stomach cells. It's quite painful I've heard!! If you think you have this place go to the doctor so that you can be put on H2 blockers or proton pump inhibitors to help alleviate the symptoms!!

Colorectal polyps?

Polyps are benign growths of the colon lining. They can be unrelated to cancer, precancerous, or malignant. Polyps, when identified, are removed for diagnosis. If the polyps are benign, the patient should undergo careful surveillance

How do you fix a fistula in your rectum?

A fistula is an abnormal passageway between two areas where no passageway should exist. So there can be a fistula that forms between the rectum and the vagina. Rectal-vaginal fistulas require surgery to repair.

Why do I sometimes feel nauseous when I'm really hungry?

I feel you—I get that a lot, too. There are two likely answers. One is that your stomach produces excess acid when you’ve been ignoring your hunger for a while, and that acid can splash up into your esophagus and cause nausea.

The other possibility is that you’re extra sensitive to ghrelin, the hormone our bodies make to alert us to our hunger. For some people, high levels of that hormone can make them slightly nauseous. If your nausea is severe, though, you should definitely talk to your doctor about it—it could be a sign of metabolic syndrome.

Chronic cholecystitis?

cholecystitis is inflammation of the gallbladder that develops over hours, usually because a gallstone obstructs the cystic duct. Symptoms include right upper quadrant pain and tenderness, sometimes accompanied by fever, chills, nausea, and vomiting. Abdominal ultrasonography detects the gallstone and sometimes the associated inflammation. Treatment usually involves antibiotics and cholecystectomy.

What are the signs or symptoms of gastroenteritis?

Symptoms depend on the kind of gastroenteritis. Generally most gastroenteritis are accompanied with these common symptoms:

Diarrhea, vomiting, abdominal pain, nausea, dehydration, and low grade fever.

The intensity of these symptoms depends on the severity and type of gastroenteritis.

What is the frequency of intestinal obstruction repair failure in America?

Approximately 300,000 intestinal obstruction repairs are performed in the United States each year. Among patients who are admitted to the hospital for severe abdominal pain, 20% have an intestinal obstruction. While bowel.

Are there any diploma courses in gastroenterology?

Yes but the doctor should have completed MBBS&registered it are eligabel

What gas condense first?

When cooling down (and/or compressing) a gas mixture, the first condensing gas has the highest boiling (= condensation) point temperature, in other words the least volatile compound.

Cholestasis?

Definition

Cholestasis is any condition in which the flow of bile from the liver is blocked.

Alternative Names

Intrahepatic cholestasis; Extrahepatic cholestasis

Causes, incidence, and risk factors

There are many causes of cholestasis.

Extrahepatic cholestasis occurs outside the liver. It can be caused by:

  • Bile duct tumors
  • Cysts
  • Narrowing of the bile duct (strictures)
  • Stones in the common bile duct
  • Pancreatitis
  • Pancreatic tumor or pseudocyst
  • Pressure on an organ due to a nearby mass or tumor
  • Primary sclerosing cholangitis

Intrahepatic cholestasis occurs inside the liver. It can be caused by:

  • Alcoholic liver disease
  • Amyloidosis
  • Bacterial abscess in the liver
  • Being fed through a vein (IV)
  • Lymphoma
  • Pregnancy
  • Primary biliary cirrhosis
  • Primary sclerosing cholangitis
  • Sarcoidosis
  • Serious infections that have spread through the bloodstream (sepsis)
  • Tuberculosis
  • Viral hepatitis

Certain medications can also cause cholestasis. See: Drug-induced cholestasis

Symptoms
  • Clay-colored or white stools
  • Dark urine
  • Inability to digest certain foods
  • Itching
  • Nausea or vomiting
  • Pain in the right upper part of the abdomen
  • Yellow skin or eyes
Signs and tests

Blood tests may show higher than normal levels of bilirubin and alkaline phosphatase.

Imaging tests are used to diagnose this condition. Tests include:

Treatment

The underlying cause of cholestasis must be treated.

Expectations (prognosis)

How well a person does depends on the disease causing the condition. Stones in the common bile duct usually can be removed, curing the cholestasis.

Stents can be placed to open areas of the common bile duct that are narrowed or blocked by cancers.

Complications
  • Diarrhea
  • Organ failure can occur if sepsis develops
  • Poor absorption of fat and fat-soluble vitamins
  • Severe itching
  • Weak bones (osteomalacia) and osteoporosis (due to very long-term cholestasis)
Calling your health care provider

Call your health care provider if you have:

  • Persistent itching
  • Yellow skin or eyes
  • Other symptoms of cholestasis
Prevention

Get vaccinated for hepatitis A and B if you are at risk. Avoid intravenous drug use and needle sharing.

References

Zollner G, Trauner M. Mechanisms of cholestasis. Clinics in Liver Disease. 2008;12:1-26.

Afdhal NH. Diseases of the gallbladder and bile ducts. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 159.

Can you drink decaffeinated coffee with gastritis?

Generally, the issue with gastritis is the acid and oils in the coffee, not the caffeine.

Some of the ways to reduce the acids is to stick with light roasts in a drip maker. Don't use commercial creamers. They are mostly made of oils. A little bit of baking soda will neutralize the acid. It's a small amount, so go easy.