CPK (MB) Test in Kochi — ₹405
CPK (MB) Test (also called CK-MB, CKMB, CPK-MB ). NABL-accredited diagnostic laboratory accuracy. complementary home sample collection. Verified reports delivered within 6 hours straight to WhatsApp.
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Commonly prescribed for: Chest pain, shortness of breath, nausea
Report Delivery:
Sample before 12 PM → by 8:30 PM today
Sample after 12 PM → by 1 PM tomorrow
Tapadia Diagnostic Centre in Kochi offers NABL-accredited blood tests, MRI/CT scans, ultrasound, and home sample collection at our centre near Osmanpura. Established 1989, doctor-led, reports in 6 hours on WhatsApp. Pay at centre no advance payment. Free home pickup within 8 km. Walk in or book online.
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Reports in 6 hours on WhatsApp
Reviewed by Dr. K. Gayathri, MD (Pathology)
NABL Accredited — Certified
Tapadia Diagnostic Centre — Since 1989
CPK-MB is a cardiac-specific isoenzyme of creatine phosphokinase, released into the blood when heart muscle cells are damaged. It has historically been used to diagnose and monitor myocardial infarction.
Although troponins are now preferred, CPK-MB still plays a role in assessing reinfarction and cardiac injury.
Why Is This Test Recommended?
This test is recommended in suspected heart attack, chest pain evaluation, cardiac surgery follow-up, and monitoring reinfarction.
What Do the Results Indicate?
Elevated CPK-MB levels suggest cardiac muscle damage. Rising trends indicate ongoing injury, while declining levels suggest recovery.
How Is the Test Performed and Prepared For?
A blood sample is collected. No fasting is required. Timing after symptom onset is critical.
Frequently Asked Questions (FAQs)
Is it better than troponin?
No, troponin is now considered the gold standard for diagnosing heart attacks due to its higher cardiac specificity and sensitivity; however, CPK-MB remains useful in specific situations like detecting reinfarction or when troponin levels remain elevated from previous cardiac events.
Does exercise raise CPK-MB?
Slightly; while strenuous exercise primarily elevates total CPK from skeletal muscle, it can cause mild CPK-MB elevation, though not typically to the levels seen in cardiac injury, making clinical context important for interpretation.
How soon does it rise?
4–6 hours; CPK-MB levels typically begin to rise 4–6 hours after heart muscle damage occurs, peak at 12–24 hours, and return to normal within 2–3 days, which is why timing of sample collection is crucial.
Can it detect reinfarction?
Yes, CPK-MB is particularly useful for detecting reinfarction (a second heart attack occurring shortly after the first) because it normalizes faster than troponin, allowing doctors to identify new cardiac damage within days of an initial event.
Is repeat testing needed?
Often, repeat testing at specific intervals (typically every 6-12 hours) is needed to track the rise and fall pattern of CPK-MB levels, which helps confirm diagnosis, assess extent of cardiac damage, and monitor recovery or detect complications.
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Haematopathology Lead Roster Specialist, Tapadia Diagnostic Centre
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