Test Detail
Interpreting Results

Content created by

Written by
Dr. Betina Chandolia
BDS, MDS - Oral Pathology and Microbiology
Reviewed by
Dr. Ashish Ranjan
MBBS, MD (Pharmacology)
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Fine needle aspiration cytology (FNAC)

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This test is for
Male, Female
Test Preparation
  1. No special preparation required


What is FNAC?

This is a biopsy procedure where a thin needle is inserted into the skin. Aspiration cytology from a variety of organ sites is useful in the determination of pathologic states particularly neoplasms & inflammatory conditions. Most common sites examined include breast, liver, kidney, lung, prostate, pancreas, retroperitoneum, salivary glands, thyroid & lymph nodes.

Why is FNAC done?

  1. To diagnose various tumours if lumps are found under the skin. Thyroid glands, breasts and lymph nodes in the neck, groin or armpit are the common areas for fine needle aspiration.
  2. To assess cysts (fluid filled), lymph nodes, solid lumps that are felt by examination or seen in an X-ray, CT scan or MRI scan


Interpreting FNAC results


The test results are given by observing the collected sample under a microscope.

Answers to Patient Concerns & Frequently Asked Questions (FAQs) about FNAC

Frequently Asked Questions about Fine needle aspiration cytology (FNAC)

Q. What do I expect after a fine needle aspiration?
The site at which the needle was inserted can get swollen and cause mild pain for a of couple days. Your doctor might suggest you to take a pain medication such as paracetamol.




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