Octreotide scintigraphy

Octreotide scintigraphy uses 111In-labelled octreotide which is a somatostatin analog; it is also known as an OctreoscanTM, a brand name for 111In-labelled pentetreotide; pentetreotide is a DTPA-conjugated form of octreotide, originally manufactured by Mallinckrodt Nuclear Medicine LLC, which now forms part of Curium). It is particularly useful for assessment of neuroendocrine tumours.

Examples include:

Certain non-neuroendocrine tumours can also show uptake in an octreoscan. Examples include:

Also, certain autoimmune or granulomatous diseases may occasionally show octreotide uptake.

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Article information

rID: 9705
Section: Physics
Synonyms or Alternate Spellings:
  • Octreoscan
  • Octreotide scan
  • In-111 Octreoscan

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Cases and figures

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    Case 1: neuroendocrine tumour
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    Case 2: neuroendocrine tumour
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