Pituitary microadenoma

Case contributed by Dr Hani Salam

Presentation

High prolactin level.

Patient Data

Age: 50
Gender: Female
MRI

The pituitary gland maintain normal size and shape. A notice is made of 0.4X0.4 cm right half pituitary gland hypovascular lesion demonstrated only at the contrast dynamic study.

MRI

Annotated image

Case Discussion

By definition a microadenoma is less than 10 mm in size. If the same tumor is greater than 10mm in size it is then considered a pituitary macroadenoma. Differences in presentation and imaging merely represent a difference in size rather than any fundamental difference in biology.

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Case information

rID: 34925
Published: 16th Mar 2015
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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