Diagnostics

A cortisol test is a blood test that measures your main stress hormone. Doctors use it when tiredness, weight changes, or mood problems do not add up, to check if your body is making too much or too little cortisol. A cortisol test in Koh Samui is best taken in the morning, when the hormone naturally peaks, with same-day results.

An allergy panel is a blood test that checks how your body reacts to common triggers like dust, pollen, pet fur, mold, and certain foods. It helps find what is behind your sneezing, rashes, or itchy eyes. An allergy panel in Koh Samui uses one blood sample, so there are no scratches or needles under the skin, with results reviewed by a doctor.

Blood tests in Koh Samui are quick and easy at a private clinic. Our on-site lab runs common panels and gives same-day results for most of them. There are no waiting lists. You see a doctor, give a small blood sample, and get your results explained the same day, often within hours.

A stool test checks a small sample of your poo for parasites, harmful bacteria, and their eggs. It is the test that finds the cause of long-lasting gut trouble that will not clear up. A stool test for parasites in Koh Samui is simple and private, and our on-site lab gives fast results so a doctor can treat the real cause.

An expat annual health check is a simple way to catch problems early when you have no home GP. A good check looks at your blood pressure, blood sugar, cholesterol, and organ function, matched to your age and lifestyle. Our clinic runs the tests on site and explains your results the same day.

A urine test checks a sample of your pee for signs of a urinary tract infection, or UTI. A quick dipstick can flag an infection in minutes, and a lab test confirms it and finds the exact bug. A urine test for a UTI in Koh Samui is fast, simple, and done on site, so you can start the right treatment the same day.

A thyroid test is a simple blood test that checks the small gland in your neck that sets your energy and weight. If you feel tired, cold, or are gaining weight for no clear reason, a thyroid test can show whether the gland is slow. We run the test on site and explain your results.

A chest X-ray is a quick scan that shows your lungs, heart, and chest bones. Our walk-in clinic does not have an X-ray machine on site, but we examine you, decide if a scan is needed, and refer you to a trusted imaging center fast. For a chest X-ray in Koh Samui, we handle the referral and read the results with you.

A lipid panel is the blood test that measures your cholesterol. It reads several blood fats, including the good and bad kinds and your triglycerides. Together they help a doctor judge your heart risk. A cholesterol test has traditionally asked for a fast, and our on-site lab gives same-day results for most panels.

An ECG is a quick, painless test that records your heart’s electrical activity through stickers on your skin. It takes about five minutes and shows your heart rhythm and signs of some heart problems. An ECG in Koh Samui is a useful first heart check, but it is a snapshot, so a doctor reads it alongside your symptoms and history.