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12 hours fasting cortisol

This test measures the level of cortisol in your blood after a period without food or drink. Book 12 hours fasting cortisol in Sarthana, Surat at GetVisit, NABL labs in Sarthana and Pandesara, home collection, same-day results and cashless OPD.
What is a 12 hours fasting cortisol Test in Surat ?
What is 12 hours fasting cortisol?
This test measures the level of cortisol in your blood after a period without food or drink. Cortisol is a hormone made by the adrenal glands. It is one of the most commonly ordered blood tests worldwide and plays a key role in both preventive screening and the investigation of liver disease.
What does 12 hours fasting cortisol measure?
It helps control metabolism, blood pressure, immune response, and how the body handles stress. Measuring cortisol helps detect adrenal or pituitary gland problems. It is used to diagnose conditions like Cushing's syndrome (too much cortisol) or Addison's disease (too little cortisol). Doctors also use fasting cortisol to monitor treatment, check for abnormal daily patterns, and decide if further tests are needed.
What symptoms suggest 12 hours fasting cortisol may be needed?
A doctor may recommend 12 hours fasting cortisol when a patient reports fatigue or persistent low energy, yellowing of the skin or eyes (jaundice), dark amber or tea-coloured urine, pale or clay-coloured stools, upper right abdominal discomfort, nausea, loss of appetite, abdominal swelling, and unexplained weight loss. If you have these symptoms, GetVisit offers booking and home collection across Majura Gate, Udhna, and other parts of Surat.
How is 12 hours fasting cortisol performed?
A quick venous blood sample is all that is needed. At your chosen slot in Majura Gate or Udhna, Surat, the phlebotomist collects the sample with sterile equipment; most people feel only a momentary prick and there is no downtime afterwards.
How accurate is 12 hours fasting cortisol?
Every GetVisit sample from Majura Gate, Udhna, and across Surat is processed at NABL-accredited labs that use internationally calibrated reference standards, pass external quality assessments, and maintain internal quality control at every shift. Reports are accepted by all major hospital networks, specialists, and insurance providers in India.
Are there any risks to 12 hours fasting cortisol?
This is a low-risk procedure whether done at a lab in Majura Gate or by home collection in Udhna, Surat. The only intervention is the blood draw. Side effects are limited to a brief pinch and an occasional small bruise that resolves in 24 to 48 hours. Patients on anticoagulants should hold light pressure for 3 to 5 minutes after the draw.
Did you know?
For a routine blood cortisol test you usually don’t need to fast, but samples are often taken early morning (about 8:00 AM).
12 hours fasting cortisol Test Preparation in Surat
Fasting instructions:
Fast for 8 to 12 hours before the test. Water is allowed and encouraged, so drink 2 to 3 glasses before leaving home. Avoid tea, coffee, juice, food, alcohol, and supplements during the fasting window.
What to bring along:
Bring your doctor's prescription, a valid photo ID, and your insurance card if you're using cashless OPD. Loose sleeves make collection easier.
Managing medication:
Tell the collection staff about any prescription medicines, supplements, or herbal products you're using, and keep taking them unless advised otherwise.
Timing:
Choose a morning slot for the most consistent results. Same-day home collection is offered throughout Surat, Nanpura and Bhatar included.
12 hours fasting cortisol Test Parameters in Surat
Single standalone test:
12 hours fasting cortisol. Can be ordered individually or as part of a preventive health package on GetVisit.
Why Take a 12 hours fasting cortisol Test in Surat ?
When does a doctor order 12 hours fasting cortisol?
12 hours fasting cortisol is commonly ordered as part of endocrine or adrenal function testing and sometimes during evaluation for Cushing’s or Addison’s syndromes. Doctors may request it when patients have unexplained fatigue, weight change, high blood pressure, mood changes, or muscle weakness.
Who should get 12 hours fasting cortisol done in Surat?
NAFLD and hepatitis both contribute to liver disease in Surat. Gujarat's high diabetes and obesity rates are independent NAFLD drivers, and long shifts in the textile and diamond industries around Varachha, Katargam, and Udhna add sedentary and dietary risk. Hepatitis B prevalence in Gujarat is estimated at around 3 to 4%. NAFLD affects an estimated 25 to 35% of India's urban adults , the majority unaware. Regular liver testing in Surat's residential areas including Udhna and Pal enables lifestyle intervention before irreversible scarring occurs. Patients recovering from hepatitis, those in alcohol recovery, and anyone with persistently unexplained fatigue also benefit from regular liver monitoring.
What conditions can 12 hours fasting cortisol help diagnose?
Abnormal results can come from adrenal or pituitary disease, long-term steroid use, severe illness, or stress. A family history of endocrine disorders may make this test more important.
What do 12 hours fasting cortisol results mean?
ALT above 56 U/L or AST above 40 U/L signals hepatocyte stress. The pattern matters: ALT greater than AST typically suggests NAFLD or viral hepatitis. An AST:ALT ratio above 2 points to alcoholic hepatitis. High ALP with normal transaminases suggests bile duct disease rather than liver cell damage. Low albumin alongside high bilirubin indicates serious loss of liver function.
How often should 12 hours fasting cortisol be repeated?
Adults with no liver risk factors and a previously normal result: annually. Patients with NAFLD or treated hepatitis: every 6 months. Patients on hepatotoxic medication: baseline before starting, then at 1 month, 3 months, and every 6 months during treatment. Patients with active liver disease: at intervals specified by their gastroenterologist.
What happens after 12 hours fasting cortisol results are ready?
Reports arrive digitally and remain in your GetVisit history, so repeat tests can be tracked over months and years. Review anything unexpected with your doctor before changing medication or lifestyle, and use the app to book a follow-up if needed.
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Thank you, Rinku. I appreciate your help during my visit. The hospital staff were courteous and professional. Overall, a very good experience!
Vijay Bisht was friendly, helpful, and made our home test process seamless. Grateful for his timely support and follow-up.
A big thank you to Shikhar from the Visit app for going above and beyond to arrange a last-minute appointment during an urgent situation. His seamless coordination truly made a difference.
A clean facility enhances experience. Quick checkups are a plus. Miss Rinku from Aditya Birla Health Insurance provided excellent service and handled our files well.
“The service was excellent—she was helpful, efficient, and made my recovery smooth and stress-free. Her support made a real difference.”
“Thank you, Shared Gupta, for the great support with my reimbursement claims and Wipro health packages. Truly appreciated!”
Thank you, Rinku. I appreciate your help during my visit. The hospital staff were courteous and professional. Overall, a very good experience!
I want to share my feedback on the help I received for my health checkup. I was happy with the guidance and support. Thank you for your assistance; it made the experience stress-free.
Huge shoutout to Shikhar from the Visit app! He has been incredibly supportive during emergencies — always responsive and ready to help. Truly impressed by his dedication and calm efficiency.
“I connected with the concierge team today and spoke with Vijay—he was helpful and made a real effort to address my concerns.”
I appreciate Shreshta's outstanding support. She kept me updated on my medicals after hours and ensured everything went smoothly. Her proactive communication and care made a big difference.
“Grateful to Shikhar for finding a cataract specialist at a convenient time and ensuring a smooth experience. A true asset to the Visit team!”
Hi Aniket, Annu, Mayur, I appreciate Shikhar's support in organizing clinic appointments for my child at odd hours. It's a sensitive matter for any parent, and I'm thankful for his understanding.
I want to share my feedback on the help I received for my health checkup. I was happy with the guidance and support. Thank you for your assistance; it made the experience stress-free.
Huge shoutout to Shikhar from the Visit app! He has been incredibly supportive during emergencies — always responsive and ready to help. Truly impressed by his dedication and calm efficiency.
“I connected with the concierge team today and spoke with Vijay—he was helpful and made a real effort to address my concerns.”
I appreciate Shreshta's outstanding support. She kept me updated on my medicals after hours and ensured everything went smoothly. Her proactive communication and care made a big difference.
“Grateful to Shikhar for finding a cataract specialist at a convenient time and ensuring a smooth experience. A true asset to the Visit team!”
Hi Aniket, Annu, Mayur, I appreciate Shikhar's support in organizing clinic appointments for my child at odd hours. It's a sensitive matter for any parent, and I'm thankful for his understanding.