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Medically Reviewed By

Dr. Srinivas

MBBS, DCP, DNB Pathology

Pathology · Last reviewed: June 2026

Under our Editorial Policy & Medical Review Policy

HS CRP (C-REACTIVE PROTEIN HIGH SENSITIVE)

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About this test

HS CRP (C-REACTIVE PROTEIN HIGH SENSITIVE)

HS CRP (C-REACTIVE PROTEIN HIGH SENSITIVE) is a specialized diagnostic test designed to measure very low concentrations of C-reactive protein in the blood with high precision. While standard CRP tests detect acute inflammation caused by infections or tissue injury, the high-sensitive hs-CRP test detects low-grade, chronic systemic inflammation that specifically originates within the vascular wall. Measuring hs-CRP is essential for assessing a patient's long-term risk of developing cardiovascular disease, coronary artery disease, and stroke.

Measurement of serum hs-CRP provides direct clinical insight into subclinical vascular inflammation and cardiovascular risk stratification. Because early identification of elevated cardiovascular risk supports timely lifestyle, dietary, and medical interventions, specialized biochemical testing supplies essential clinical data for cardiology, preventive medicine, internal medicine, and endocrinology evaluations.

The test requires a blood specimen collected by a qualified person using standard serum separator containers under appropriate clinical conditions, followed by precise analysis using automated laboratory immunoturbidimetric or nephelometric techniques. Results must always be interpreted in conjunction with the patient's clinical presentation, lipid profile, and overall cardiovascular risk factors.

Benefits of HS CRP (C-REACTIVE PROTEIN HIGH SENSITIVE) Testing

  • Provides a precise quantitative measurement of low-level systemic vascular inflammation.
  • Helps assess long-term risk for cardiovascular disease, heart attacks, and strokes.
  • Assists cardiologists and preventive medicine physicians in cardiovascular risk stratification.
  • Aids in evaluating patients with metabolic syndrome, diabetes, or hypertension.
  • Supports tracking of specialized cardiac wellness and preventive care plans.
  • Complements lipid profiles, fasting blood glucose, and standard cardiac risk markers.
  • Utilizes precise laboratory immunoassay techniques for reliable quantitative results.
  • Assists specialists in determining appropriate lifestyle, statin, or preventive medical strategies.
  • Provides dependable turnaround times to support specialized clinical care.
  • Utilizes standard venous blood collection procedures under medical supervision.

Clinical Indications and Applications

Cardiovascular Risk Screening: The primary clinical indication is evaluating apparently healthy individuals or patients with cardiovascular risk factors (such as smoking, hypertension, or diabetes) to determine their relative risk of future coronary events.

Clinical Assessment: The test is utilized when monitoring anti-inflammatory or statin therapy efficacy in specialized cardiology and preventive settings.

Why Doctors Recommend This Test

Cardiologists, preventive health physicians, internal medicine specialists, and endocrinologists recommend this test when assessing overall cardiovascular health and guiding preventive treatment decisions. It delivers essential risk data required to support safe clinical intervention.

Following proper blood collection guidelines will ensure a smooth and efficient testing procedure.

What Happens During The Procedure?

The collection procedure involves obtaining a blood specimen drawn from a vein by a qualified phlebotomist using a clean, standard collection container provided by the healthcare facility under appropriate supervision protocols.

Once obtained, the sample is tested in the laboratory using advanced immunoturbidimetric analyzers to quantify hs-CRP concentrations. The procedure takes only a few minutes.

Normal Reporting Time

The report for the HS CRP (C-REACTIVE PROTEIN HIGH SENSITIVE) test is generally available within 24 to 48 hours due to standard laboratory processing times. Results must be reviewed promptly with the referring physician or specialist.

Who Should Consider This Test?

  • Individuals evaluated for intermediate or long-term cardiovascular disease risk.
  • Patients with metabolic syndrome, diabetes, or hypertension as directed by a clinician.

Understanding Test Results

Test results provide quantitative concentrations of serum hs-CRP, evaluated against established cardiovascular risk thresholds (low risk: <1.0 mg/L; average risk: 1.0–3.0 mg/L; high risk: >3.0 mg/L).

Normal/Low Risk: Values below 1.0 mg/L indicate a lower relative risk of developing cardiovascular disease.

Abnormal/High Risk: Values exceeding 3.0 mg/L suggest higher systemic vascular inflammation and an increased risk of future cardiac events, requiring specialist review.

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Clinical Limitations

Because hs-CRP is a general marker of inflammation, temporary conditions such as acute infections, colds, or injuries can cause transient elevations; results should be retested or correlated with clinical health.

Important Safety Information

Acute chest pain, severe shortness of breath, or cardiac emergency symptoms require immediate medical attention. Patients must consult their healthcare provider or specialist to interpret inflammation risk findings.

Test FAQs

What is the HS CRP test?

It is a specialized high-sensitivity blood test that measures very low levels of C-reactive protein to evaluate chronic systemic inflammation and cardiovascular disease risk.

What is the difference between standard CRP and hs-CRP?

While standard CRP detects high levels of inflammation caused by acute infections or tissue trauma, hs-CRP detects much lower levels of inflammation specifically linked to blood vessels and heart disease risk.

Why is a blood sample used for this test?

A blood sample allows precise laboratory quantification of circulating inflammatory proteins in serum.

Do I need to fast before taking this test?

Fasting is generally not required for an hs-CRP test, though it is frequently ordered alongside lipid or metabolic panels that do require fasting; check clinic instructions.

How is the sample collected for this test?

The sample is collected as a standard venous blood draw performed by a qualified phlebotomist.

What do the different hs-CRP risk ranges mean?

Levels under 1 mg/L indicate low cardiovascular risk, 1 to 3 mg/L indicate average risk, and levels above 3 mg/L suggest high relative risk for heart disease.

When will my test report be ready?

Reports are generally available within 24 to 48 hours following sample collection.

Is this test used for routine health checkups?

Yes, hs-CRP is frequently included in comprehensive wellness and preventive cardiology profiles to assess hidden heart disease risk.

Can temporary illness affect hs-CRP results?

Yes, a recent cold, flu, infection, or physical injury can temporarily spike hs-CRP levels; testing should be postponed until recovery.

What should I do if my hs-CRP levels are high?

You should promptly consult your physician or cardiologist to review the findings in conjunction with your lipid profile and establish a heart-healthy preventative care plan.

HS CRP (C-REACTIVE PROTEIN HIGH SENSITIVE)

Rs. 800

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