Interpretation

The pituitary appears normal.

Important Data

1

Pituitary:

a Height (in the midcoronal plane): 2-7 mm

Caution: allow for normal size variations during:

• Pregnancy: up to 12 mm

• Puberty: up to 10 mm in girls, up to 8 mm in boys

b Width (transverse extent in coronal plane, women of child-

bearing age): 12.9 mm ± 1.6 mm

Area of the pituitary in the coronal plane (height x width,

women of childbearing age): 93 mm2 ± 1.6 mm2

2

Optic chiasm:

• Coronal: a, width 9-18 mm; b, height 3-6 mm

• Axial: c, width 12-27 mm; d, depth 4-9 mm

3

Pituitary stalk:

• <4 mm

Axial scan

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