Download Pr3 - Anca ( C-anca ) Test Visual Guide infographic (PNG)
Pr3 - Anca ( C-anca ) is a laboratory test that measures a result in a Blood (Serum) sample. It may be ordered to investigate symptoms, support a diagnosis or monitor a condition, depending on your clinician's advice.
The current booking price is shown at Rs. 1086 against an MRP of Rs. 1430, inclusive of taxes where applicable.
No fasting is required for this test alone. If another test in the same order requires fasting, follow its preparation instructions. Home sample collection is available in serviceable cities. A trained phlebotomist collects the sample using sterile equipment, and the report is shared online after processing.
Reference ranges vary by laboratory and method. Use the range printed on your final report. The information below is educational only.
| Measure | Typical guide | Note |
|---|---|---|
| Result format | Negative or positive with value | Lab method and cut-off vary. |
| Positive PR3/C-ANCA | May support vasculitis context | Needs symptoms and specialist review. |
| Pattern note | C-ANCA pattern | Often reviewed with PR3 antibody value. |
| Reason | Description |
|---|---|
| Vasculitis support | Used in suspected ANCA-associated vasculitis. |
| Kidney/lung/sinus context | Helpful when symptoms involve kidneys, lungs or sinuses. |
| Follow-up | May be used to monitor disease activity in selected patients. |
| Situation | Description |
|---|---|
| Symptoms | Sinus symptoms, cough/blood, kidney urine changes, rash, nerve symptoms. |
| Risk context | Suspected granulomatosis with polyangiitis or related vasculitis. |
| Follow-up users | People under specialist autoimmune evaluation. |
| Topic | Guidance |
|---|---|
| Fasting | No fasting is required for this test alone. If another test in the same order requires fasting, follow its preparation instructions. |
| Pairing | Often read with MPO-ANCA, ESR, CRP and urine tests. |
| Interpretation | Not a screening test for vague symptoms. |
Home sample collection for Pr3 - Anca ( C-anca ) is available in the cities below, subject to confirmation of your pincode at booking.
Thyrocare Technologies Limited
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Your sample is collected by a trained phlebotomist and sent to the partner laboratory for analysis. The laboratory processes the sample using its validated procedures and quality controls. Your final report shows the result, unit and reference range used for that test. Discuss an unexpected or abnormal result with your clinician.