Diagnostic tests

Diagnostic tests

You can’t fix something if you don’t know what’s wrong.

Diagnostic tests can be key to finding resolutions and moving forward with your gut health complaints.

Problems with your stomach and intestines can range from the niggling to having a severe effect on the way you plan your life.

Getting answers isn’t always easy, which is why we’re here to help with diagnostic tests for gut problems. Your doctor or consultant can refer you to us for a wide range of gut health tests. There are no waiting lists or waiting time – and since we use the latest science and technology, the results offer a high degree of accuracy.

Our team recognise what you’ve been going through before you’ve been able to get gut health diagnostic tests, so you’ll find the process caring and understanding.

Our accreditations:

The UKAS Medical accreditation is for our Functional Gut London Clinic only

Diagnostic testing

Oesophageal manometry tests

The muscles in your oesophagus may be causing symtoms such as reflux, chest discomfort or problems with swallowing. This test tells us if your muscles are working as they should.

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Electrogastrogram (EGG) tests

EGG is a non-invasive way to measure gastric function, where electrodes placed on the skin of the abdomen record the electrical activity of the stomach.

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Hydrogen Sulphide Breath Test

Hydrogen Sulphide gas can be produced by certain types of bacteria in your gut. Our breath test allows us to measure this gas, to see if there is an overgrowth of this type of bacteria.

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24-hour reflux testing

This test measures any acidic or non-acidic reflux you get over the test period to help determine a possible cause.

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SIBO – Small intestine bacterial overgrowth tests

Your symptoms may be caused by an overgrowth of bacteria in your small intestine. This breath test can help detect if this is the case.

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Carbohydrate breath test for lactose or fructose intolerance

This simple breath test can explore whether you have an intolerance to sugars such as lactose or fructose.

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Gastric emptying tests for gastroparesis

We’ll measure how well your stomach empties by asking you to eat a small meal and then testing your breath over time.

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Anorectal manometry tests

If you’re having problems with your bowel movements, this test helps determine if the strength of the muscles in your rectum might be part of the problem.

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Proctogram / defaecography tests

This test involves involves X-raying your bowels while you’re emptying them to determine why you’re having trouble opening them.

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Endoanal ultrasound scan

If you’ve been having bowel problems, this test measures the strength of the muscles in your anal canal, which may be weak or damaged.

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Pudendal nerve motor latency tests & examinations

This test studies how well the nerves in your pelvic floor are working, since these control the muscles in your back passage and may be causing your bowel problems.

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Whole-gut transit study

A colonic transit study investigates how long it takes for faeces to pass through your bowel.

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Helicobacter (H) pylori breath test

This simple breath test detects Helicobacter pylori, a bacterium which causes a range of problems in the lining of the stomach and intestines.

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Laryngopharyngeal reflux (LPR) test

This test provides information on how much reflux you are getting in your throat and helps to determine if this is causing your symptoms.

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Gastric Alimetryᵀᴹ

This non-invasive test helps determine if your stomach is functioning normally if you have chronic symptoms such as nausea, vomiting, bloating, abdominal pain or feel too full after eating.

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Biofeedback & therapy

This treatment helps to retrain your bowel if you’re experiencing faecal incontinence or difficulty going to the toilet.

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Gastric acid output test

This test can tell whether you have low stomach acid (hypochlorhydria) by measuring how long is takes for your stomach pH to reacidify after a meal.

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