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Answers to the following two quiz questions can be found on page 239
Theme: midline brain abnormalities
For each of the following questions select one option from the following:
Craniopharyngioma
Septo-optic dysplasia
Pituitary adenoma
Posterior pituitary ectopia
Germinoma
Pituitary hypoplasia
Hypothalamic hamartoma
Question 1
A 11-year-old girl presented with short stature and subsequent investigations revealed isolated growth hormone deficiency. A MRI scan was performed to look for any associated pituitary abnormalities. Figure 1 is a midline unenhanced, T1-weighted sagittal image of her brain. What does it show?
Question 2
A 6-year-old boy underwent MRI scan as part of his investigation for rapidly progressing central precocious puberty. What is the diagnosis based on this midline unenhanced, T1-weighted sagittal image (figure …
Footnotes
Competing interests None.
Provenance and peer review Not commissioned; internally peer reviewed.