What this test is
The test measures the share of haemoglobin bound to carbon monoxide, which reduces oxygen transport. Higher levels cause headache, dizziness, nausea and, in severe cases, loss of consciousness.
Category: Toxicology & Heavy Metals
Carboxyhemoglobin in Blood (EDTA)
Carboxyhaemoglobin testing assesses carbon monoxide exposure, which occurs in smelting, confined spaces and smoke inhalation.
What it is used for, and who should test
- Assessing smoke inhalation or engine exhaust exposure in enclosed spaces such as construction sites
- Surveillance of workers in furnaces, steel plants and confined-space operations
- Supporting assessment of chronic headaches in workers regularly exposed to exhaust
Sample and preparation
- Sample
- 2-3 mL of blood in an EDTA tube (purple top), ideally collected soon after exposure
- Preparation
- No fasting required. Mention the timing and nature of exposure, including smoking, smoke or confined-space work.
Where to get tested
Samples are collected and results issued at S.F. Laboratory, the in-house laboratory of BK5 Med Health Clinic in Don Hua Lo, Chon Buri. No appointment is needed; walk in during opening hours.
- Sample collection at BK5 Clinic, 149/6-7 Don Hua Lo, Chon Buri District, Chon Buri 20000
- Open Monday-Friday 08.30-20.00 and Saturday 08.30-17.00
- Ask questions or book ahead on LINE @824xsgsj or call 063-223-6161
The information on this page is general knowledge to support your decisions and is not personal medical advice. Interpreting results and planning treatment requires assessment by a doctor. Please consult our medical staff before deciding on testing or treatment.
Need a pre-employment check or a medical certificate?
BK5 Clinic provides pre-employment health checks, risk-factor screening, 5-disease screening, work-at-height checks and drug screening, with medical certificates and summary reports for employers.
Toxicology & Heavy Metals
Frequently asked questions about this test
Does smoking affect the result?
Yes. Smoking clearly raises carboxyhaemoglobin compared with non-smokers, so tell our staff so results are interpreted correctly.
What level is dangerous?
It depends on duration and symptoms. Anyone with neurological or cardiac symptoms needs immediate medical assessment; doctors set the clinical thresholds.
How should I prepare for Carboxyhemoglobin in Blood (EDTA)?
No fasting required. Mention the timing and nature of exposure, including smoking, smoke or confined-space work.
How long do results take?
About 15 days, depending on the laboratory workload that day. Our staff will confirm the collection time when you are served.
Where can I have this test done?
Samples are collected and results issued at S.F. Laboratory, the in-house laboratory of BK5 Med Health Clinic in Don Hua Lo, Chon Buri. No appointment is needed; walk in during opening hours.
How much does Carboxyhemoglobin in Blood (EDTA) cost?
Prices are not shown on this website. Ask for pricing and packages on LINE @824xsgsj or call 063-223-6161.
Contact us
Book a visit or ask a question
Add us on LINE @824xsgsj to ask about tests and pricing, or fill in the form below and our team will get back to you as soon as possible.
Phone
063-223-6161LINE Official
@824xsgsj
Address
149/6-7 Don Hua Lo, Chon Buri District, Chon Buri 20000, Thailand
Get directions (Google Maps)Opening hours
- Monday - Friday
- 08.30 - 20.00
- Saturday
- 08.30 - 17.00