68Ga-DOTA-Exendine Whole-Body PET-CT at Molecular Diagnostic

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The 68Ga-DOTA-Exendine Whole-Body PET-CT is an emerging scan that physicians utilise to scan the body, looking to detect tumours and abnormal cells. It is a hybrid between PET and CT imaging, providing both metabolic and anatomical information in the same test. The 68Ga-DOTA-Exendine tracer is used to localise the target tissues in the body through binding to receptors. This scan is performed in Molecular Diagnostics and Therapy, whereby a high-level PET-CT machine is being applied to assist the doctors in making a proper diagnosis as recommended by the doctor who referred the patient.

Why This Test Is Recommended?

The scan is advised when the whole-body imaging is to be carried out, with details to enable accurate diagnostic observation. Physicians can recommend this test in the following cases:

  • Detection and localisation of specific tumours
  • Whole-body assessment to evaluate disease distribution
  • Identification of abnormal receptor expression
  • Clarification of findings when conventional imaging is inconclusive
  • Follow-up evaluation as part of ongoing diagnostic monitoring

The scan helps clinicians gain a clearer understanding of disease presence and extent.

How the Procedure Is Done

The 68Ga-DOTA-Exendine Whole-Body PET-CT is a non-invasive test that is performed under minimally controlled medical conditions. The steps generally include:

  • Radiotracer Injection: A small, controlled amount of 68Ga-DOTA-Exendine is injected intravenously
  • Uptake Period: The patient rests comfortably to allow the tracer to distribute within the body
  • PET-CT Imaging: The scanner captures high-resolution images showing tracer uptake and anatomical structures
  • Whole-Body Coverage: Imaging is performed from head to toe to assess the entire body
  • Scan Duration: The scanning process usually takes 30–60 minutes, excluding uptake time

Patients are monitored throughout the procedure to ensure safety and comfort.

Preparation Before the Scan

Imaging results should be accurate, and this requires proper preparation. The following recommendations are typically imposed on patients:

  • Avoid eating for 4–6 hours before the scan
  • Drink water to remain hydrated unless instructed otherwise
  • Wear comfortable clothing without metal objects
  • Inform the staff about current medications or prior imaging tests
  • Notify the team if pregnant or breastfeeding

All preparation instructions should be followed as provided at the time of appointment.

Key Diagnostic Benefits

The 68Ga-DOTA-Exendine Whole-Body PET-CT offers several important diagnostic advantages:

  • High sensitivity for detecting abnormal cellular activity
  • Whole-body evaluation in a single imaging session
  • Clear visualisation of disease extent and distribution
  • Improved diagnostic confidence for clinicians
  • Useful correlation with other imaging modalities, such as CT or MRI

This scan is significant in complicated diagnostic processes in which detailed imaging is needed.

Safety and Comfort

The scan is done using controlled variables of radiotracer on the standard safety measures. Qualified supervision of patients is provided. The operation is not surgical and is well-tolerated. Any special safety guidelines which have been given by the diagnostic team should be observed strictly.

Report and Result Timeline

  • Scan reports are generally available within 24–48 hours
  • Reports include detailed imaging observations and findings
  • Digital reports may be provided for patient convenience
  • Results are intended to be reviewed by the referring doctor for further clinical interpretation

Book Your Scan

To obtain correct diagnostic imaging and satisfactory reporting, reserve your 68Ga-DOTA-Exendine Whole-Body PET-CT at Molecular Diagnostics and Therapy. The centre is concentrated on the state-of-the-art imaging, patient comfort, and accurate diagnostic assistance.

Contact: 92172 44110

Test information: Fasting: 2-4 hours

Reporting: Within 2 hours*

  • Fasting for 2 - 4 hours and stoppage of some interfering medicines may be required. Please speak with referring doctor if applicable.
  • Please carry all medical documents, including doctor referral, previous PET-CT reports with CD for comparison, report of any CT, MRI and blood reports etc.
  • Please carry a Serum creatinine blood report.
  • If you are allergic to contrast media, pregnant or breastfeeding, please inform staff before the test.
  • Always try to reach 15 minutes before the appointment time as the radiopharmaceutical (tracer) used for 68Ga-DOTA-Exendine PET-CT has a short half-life and any delay may cause a decay tracer, and you may be rescheduled for another day.
  • Please carry identification proof such as an Aadhar card, pan card etc.
* For details, please see service-related policies