Snowman sign (pituitary macroadenoma)

Changed by Vincent Tatco, 24 Dec 2016

Updates to Article Attributes

Title was changed:
Snowman sign: pituitary (pituitary macroadenoma)
Body was changed:

Snowman sign in neuroimaging refers to the configuration of pituitary macroadenomas, which are soft tumours, due to indentation at the diaphragma sellar giving them a snowman configuration (or "number eight" or "dumbbell" configuration). This feature helps in differentiating these tumours from meningiomas.

See also

  • -<a href="/articles/snowman-sign-3">snowman sign</a> : general</li></ul>
  • +<a href="/articles/snowman-sign-3">snowman sign</a>: general</li></ul>

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