What is a HIDA Scan?
A HIDA scan, or hepatobiliary iminodiacetic acid scan, is a specialised imaging procedure that uses a radioactive tracer to examine the liver, gallbladder, bile ducts, and small intestine. Once the tracer is injected into a vein, a gamma camera tracks its flow through the hepatobiliary system. This allows radiologists to detect blockages, inflammation, infections, and abnormal gallbladder function.
The test is typically ordered when patients experience persistent abdominal pain, nausea, jaundice, or abnormal liver function tests. By providing detailed functional information, a HIDA scan helps physicians determine whether surgical intervention or other treatments are necessary.
Why is a HIDA Scan Recommended?
Doctors often recommend a HIDA scan when other diagnostic tests, such as ultrasound or CT scans, do not provide sufficient clarity. Some key reasons include:
Detecting Gallbladder Disease: Identifies acute or chronic cholecystitis.
Evaluating Bile Duct Obstructions: Find blockages caused by gallstones, tumours, or scarring.
Assessing Post-Surgery Complications: Helps in evaluating bile leaks after gallbladder removal.
Measuring Gallbladder Ejection Fraction: This test indicates how well the gallbladder releases bile.
This scan is minimally invasive, safe, and highly effective, making it a valuable diagnostic tool in modern medicine.
Factors That Affect HIDA Scan Price
The HIDA scan price is not fixed and can vary significantly based on several contributing factors. Understanding these factors can help patients make informed decisions before scheduling the procedure.
Location of the Facility:
Urban diagnostic centres or hospitals may charge higher fees compared to smaller towns due to overhead costs, advanced infrastructure, and higher demand.
Type of Healthcare Facility:
Prices at corporate hospitals or multi-speciality clinics may be higher than those at government or standalone diagnostic centres.
Technology and Equipment:
Modern gamma cameras, advanced imaging technology, and the availability of nuclear medicine specialists all contribute to the overall cost of nuclear medicine.
Additional Procedures:
Sometimes, a gallbladder ejection fraction study or further imaging may be necessary, which can increase the overall expense.
Doctor and Radiologist Fees:
Consultation charges, interpretation fees, and the quality of reporting may also affect the price.
Preparing for a HIDA Scan
Preparation for the scan is simple but essential for accurate results. Doctors usually instruct patients to:
Avoid eating or drinking anything for at least 4–6 hours before the test.
Inform the healthcare provider about your pregnancy, breastfeeding status, or any medications you are currently taking.
Disclose any known allergies to radiopharmaceuticals or contrast agents.
Following these guidelines ensures reliable test results and reduces the likelihood of complications.
What to Expect During the Procedure
A HIDA scan typically takes 1 to 2 hours, depending on the speed at which the tracer moves through the biliary system. Here’s what normally happens:
Injection of Tracer: A small amount of radioactive material is injected into the bloodstream.
Imaging Process: The patient lies still on a table while the gamma camera captures images of the tracer as it travels through the body.
Additional Medication: In some cases, a hormone called cholecystokinin (CCK) may be administered to stimulate the gallbladder for better evaluation.
Completion: Once the scan is complete, patients can resume normal activities immediately.
The radioactive tracer is naturally eliminated from the body within 24 to 48 hours. Drinking plenty of fluids can help flush it out faster.
Advantages of a HIDA Scan
The HIDA scan offers several advantages compared to other diagnostic imaging tests:
High Accuracy: Provides a clear visualisation of gallbladder and bile duct function.
Non-Invasive: Requires only an injection and external imaging, with no surgical intervention.
Quick Diagnosis: Helps doctors detect functional problems early, leading to timely treatment.
Low Radiation Risk: Uses a minimal radioactive tracer, making it safe for most patients.
Possible Risks and Side Effects
Although considered safe, a HIDA scan may rarely cause:
Mild allergic reactions to the tracer.
Slight pain or swelling at the injection site.
Temporary nausea if CCK is used.
These side effects are generally mild and typically resolve without the need for medical intervention.
How to Choose the Right Diagnostic Centre
Selecting the right healthcare facility is as important as the test itself. Patients should consider:
Accreditation and Certifications of the diagnostic centre.
Experience of Radiologists and nuclear medicine specialists.
Availability of Advanced Equipment for accurate imaging.
Transparent Pricing and Insurance Support to avoid hidden costs.
Reviews and Recommendations from previous patients.
Doing thorough research ensures accurate results and better medical decision-making.
Final Thoughts
The HIDA scan is an advanced diagnostic procedure that provides critical insights into the health of the gallbladder and bile ducts. While the cost of the test may vary depending on factors such as facility type, technology used, and geographical location, its value lies in its accuracy, reliability, and ability to detect conditions that other tests may miss. Patients are encouraged to discuss the HIDA scan price with their doctors and diagnostic centres to ensure they choose a trusted facility for the procedure.
Conclusion
In conclusion, a HIDA scan is a safe and efficient method for evaluating gallbladder and biliary function, often leading to the early detection and timely treatment of serious conditions. Since financial considerations are important for patients, understanding the HIDA scan price and the factors that influence it can help them make more informed decisions about their healthcare.