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Tumor evaluation: Mibg scintigraphy images tumours of neuroendocrine origin, particularly of neuro-ectodermal (pheochromocytomas, paragangliomas and neuroblastomas) , although other neuroendocrine tumours (carcinoids, medullary thyroid carcinoma.Can also be visualized. Radiation from i131 mibg is greater than imaging with i123 mibg. Resolution on latter images is considered better. ...Read moreSee 1 more doctor answer
Ask your doctor: Disposition depends on clinical symptoms and results of tests. Mibg scan shows functioning tumors such as pheochromocytoma .Symptoms of pheo include headache, sweating, palpitations, elevated blood pressure, anxiety.Nodule usually needs characterization by mri. Adrenocortical carcinoma can produce hormones with virilization and feminization.Some asymptomatic nodules followed such as benign adenoma. ...Read more
What's the best test to detect a pheocromocytoma? Besides a mibg? Is it better to go with a pet scan or mri? I seem to have a sporadic pheo......
No.: It seems to have proven efficacy. Fda approval is difficult to obtain, and is not necessary for access to this treatment. There will likely be more progress toward fda approval when there is more consistency in the timing, dosing and other treatments. But this treatment is readily available in several large pediatric centers, regardless of the lack of fda approval. ...Read moreSee 1 more doctor answer
7yrboy with stage 4 NB that did not respond to frontline tx. Currently receiving Mibg therapy . Prognosis ? Friend's son.
Staging and planning: Staging scans are typically done in setting of newly diagnosed cancer to determine the stage (1–4) of the cancer. The more advanced the stage the lower the long-term survival. Planning scans are typically done by surgeons prior to an operation in order to determine anatomical layout and to plan the approach of the surgery. ...Read more
Possible with CCK: The hida scan itself should be pain free aside from the intravenous injection. If the scan was ordered with cck (cholecystokinin), a medication that stimulates the gallbladder to contract, then it is possible that gallbladder symptoms, if present, could be duplicated. ...Read moreSee 1 more doctor answer
Gall bladder test: Patient injected intravenously with tc99m pipida or hida (radiotracer)The liver extracts the material from blood stream and excretes it into bile ducts, gall bladder, and bowel.(30-60 min imaging) usually when gall bladder is full,patient is injected IV with cck(hormone to contract gb) may experience some nausea and pain.Calculate % of gb emptying (60 min.Imaging) normal usually > 35% in adults ...Read more