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Understanding Chlamydia trachomatis: Symptoms, Transmission, and Accurate RT-PCR Testing
Chlamydia trachomatis, commonly known as chlamydia, is one of the most common sexually transmitted infections (STIs) globally. Often called the “silent” STI, many infected individuals experience no symptoms, making regular screening crucial. As medical experts at Medpro Laboratory Clinic, we aim to provide essential information about this bacterium, its symptoms, how it spreads, and the accuracy of RT-PCR testing, especially for those seeking reliable STD testing in Bangkok.

What is Chlamydia trachomatis?
Chlamydia trachomatis is a bacterium that can infect the genitals, rectum, and throat. It can also infect the eyes. While often asymptomatic, untreated chlamydia can lead to serious long-term health problems for both men and women.
Symptoms of Chlamydia
The symptoms of gonorrhea can vary depending on the site of infection, and sometimes, individuals may not experience any noticeable symptoms at all, making regular testing even more important.
Transmission of Chlamydia
Chlamydia is primarily transmitted through sexual contact (vaginal, anal, or oral sex) with an infected person. It can also be passed from an infected mother to her baby during childbirth, potentially causing eye infections or pneumonia in the newborn. Chlamydia can spread even without ejaculation.
Accurate Detection with RT-PCR Method
At Medpro Laboratory Clinic, we prioritize accurate and rapid diagnosis for STIs like chlamydia. We utilize the Real-Time Polymerase Chain Reaction (RT-PCR) method for detecting Chlamydia trachomatis.
Why RT-PCR is the Gold Standard

Why Choose Medpro Laboratory Clinic for STD Testing in Bangkok?
Whether you are a resident or a tourist in Bangkok concerned about Chlamydia trachomatis or other STIs, Medpro Laboratory Clinic offers reliable, confidential, and comprehensive STD testing services. Our state-of-the-art laboratory and use of RT-PCR technology ensure you receive accurate and timely results, facilitating prompt treatment if necessary.
We are committed to providing a discreet and comfortable environment for all our patients. For more information about our complete range of STD testing services, including specific RT-PCR tests for chlamydia
Other STIs You Should Know About
People Also Ask
It’s a high-precision molecular diagnostic tool. Unlike older methods, Real-Time PCR (RT-PCR) looks for the specific genetic material (DNA) of the Chlamydia trachomatis bacterium. It’s incredibly sensitive, meaning it can catch an infection even if the bacterial load is very low, making it the “Gold Standard” for modern STI screening.
Rapid antigen tests are convenient but often miss infections because they require a high amount of bacteria to show a positive result. RT-PCR is far more accurate, with sensitivity and specificity rates often exceeding 98%. It significantly reduces the chance of “false negatives,” giving you much greater peace of mind.
Since Chlamydia is often called a “silent infection,” many people don’t show symptoms. You should get tested if you have a new partner, have had unprotected sex, or experience symptoms like unusual discharge or pain during urination. It’s also a vital part of routine annual health check-ups for sexually active individuals.
Many cases are asymptomatic. However, women might notice abnormal vaginal discharge, pelvic pain, or bleeding between periods. Men often experience a discharge from the penis, burning during urination, or testicular pain. If left untreated, it can lead to serious issues like Pelvic Inflammatory Disease (PID) or infertility.
Preparation depends on the sample type. For a urine test, you should not urinate for at least 1 to 2 hours before providing the sample to ensure the highest bacterial concentration. If you are taking antibiotics, it’s best to finish the course and wait at least 2–4 weeks before testing to ensure the results are accurate.
At Medpro Laboratory, we prioritize your comfort. The test can be performed using a “first-catch” urine sample or a swab from the affected area (vaginal, urethral, or even throat/rectal depending on the exposure). Our staff will guide you through the process to ensure a clean and effective collection.
One of the best parts about RT-PCR technology is its efficiency. While traditional cultures take days, our molecular testing typically provides results within 24–48 hours. This allows you to start the correct treatment plan almost immediately if the result is positive.
Yes, absolutely. Chlamydia is a bacterial infection that is typically cleared with a short course of specific antibiotics. It is important to notify your partner(s) so they can also be tested and treated, preventing “ping-pong” reinfections.
Privacy is a cornerstone of our service. At Medpro Laboratory, your personal information and test results are handled with the strictest confidentiality. We provide results through secure channels, ensuring that your health journey remains private and professional.
You can receive professional, high-accuracy testing at Medpro Laboratory Clinic. We are located at Times Square Building (near BTS Asok/MRT Sukhumvit). Our lab-direct service means you get expert results without the long hospital wait times. You can walk in or book an appointment via our website or LINE official account.



