When it comes to urinary health, early diagnosis can make a life-changing difference. At Charnock Hospital, recognised as one of the best urology hospitals in Kolkata, we regularly guide patients through advanced diagnostic tests that help detect underlying urinary tract conditions. One such important investigation is urine cytology.
This guide explains urine cytology in simple terms-what it is, why doctors recommend it, how it is performed, and what the results may indicate- so you can feel informed and confident while taking charge of your health.
Understanding Urine Cytology
Urine cytology is a laboratory test that examines cells present in urine under a microscope. Its primary purpose is to identify abnormal or suspicious cells that may indicate diseases of the urinary tract, including cancers of the bladder, ureters, kidneys, or urethra.
Unlike routine urine tests that check for infection or chemical abnormalities, urine cytology focuses specifically on cellular changes. It is particularly useful for detecting high-grade urothelial cancers and carcinoma in situ, which are more aggressive forms of bladder cancer.
At Charnock Hospital, urine cytology samples are interpreted by experienced pathologists and clinically correlated by expert urologists in Kolkata to ensure accurate diagnosis and appropriate next steps.
When Might You Need a Urine Cytology Test?
Your urologist may recommend urine cytology if you experience symptoms or clinical findings that raise suspicion of urinary tract disease. Common reasons include:
- Blood in urine (haematuria), visible or microscopic
- Persistent burning or pain during urination
- Difficulty starting or maintaining urine flow
- Frequent urination without infection
- Long-standing irritation of the bladder
- Monitoring recurrence in patients previously treated for bladder cancer
In some cases, urine cytology also helps detect viral infections such as cytomegalovirus or herpes virus, especially in individuals with weakened immune systems.
Patients trust Charnock Hospital because our Expert Urologists take a personalised approach, recommending tests only when clinically necessary and explaining every step clearly.
How Is Urine Cytology Performed?
The test begins with urine sample collection. Importantly, first-morning urine is avoided because overnight storage in the bladder can cause cells to degrade.
There are two common methods:
Clean-Catch Urine Sample
This is the most frequently used method and helps avoid contamination.
- You’ll be asked to clean the genital area using sterile wipes
- Urinate briefly into the toilet, then collect mid-stream urine in a sterile container
- The container is sealed, labelled, and sent to the laboratory
Catheter-Collected Sample
In some situations, urine may be collected using a thin tube inserted into the bladder. This method is used selectively and only when necessary, as it slightly increases the risk of infection.
Once received in the lab, the urine is processed using a centrifuge to concentrate cells. These cells are placed on slides, stained, and examined by a cytopathologist for abnormalities.
Interpreting Urine Cytology Results
Urine cytology reports may include several terms. While medical language can sound intimidating, your urologist will explain what the results mean in your specific context. Common findings include:
- Negative for high-grade urothelial carcinoma: No cancerous or suspicious cells detected
- Atypical urothelial cells: Some abnormal cells were found, but not clearly cancerous
- Suspicious for malignancy: Cells may indicate cancer and need further testing
- Positive for high-grade urothelial carcinoma: Cancerous cells detected
- Unsatisfactory sample: Not enough cells to make a diagnosis; repeat test needed
It’s important to remember that abnormal cells do not always mean cancer. Inflammation, infections, or prior radiation therapy can also alter cell appearance.
At Charnock Hospital, results are always reviewed alongside imaging and clinical findings by our Expert Urologists in Kolkata, ensuring accurate diagnosis and next-step planning.
Is Urine Cytology the Same as a Urine Culture Test?
No. While both tests analyse urine, they serve very different purposes.
- Urine cytology looks for abnormal or cancerous cells
- Urine culture identifies bacteria causing infections
A urine culture is commonly used to diagnose urinary tract infections, while urine cytology is ordered when there is concern for malignancy or persistent unexplained symptoms.
Can Urine Cytology Confirm Cancer?
Urine cytology is a powerful diagnostic tool, but it is not a standalone confirmatory test for cancer. A negative result does not always rule out disease, especially low-grade tumours.
If suspicion remains, your urologist may recommend additional tests such as:
- Cystoscopy
- Imaging studies (CT scan, ultrasound)
- Biopsy
This comprehensive approach is what sets Charnock Hospital apart as one of the Best Urology Hospitals in Kolkata.
Why Choose Charnock Hospital for Urological Care?
Our department of urology combines advanced diagnostics, modern infrastructure, and compassionate care. With a team of highly skilled Expert Urologists, we focus on early detection, accurate diagnosis, and tailored treatment plans, giving patients confidence at every stage.
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📍 Location: Charnock Hospital, New Town, Kolkata
📞 Phone: +91-98315 39000
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Take the first step toward better urinary health with one of the Best Urology Hospitals in Kolkata. Our experts are here to guide you, support you, and care for you every step of the way.




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