Erdheim-Chester Disease with No Skeletal Bone Involvement and Massive Weight Loss

Figure 1

(a) Coronal and (b) sagittal pituitary MRI images post-gadolinium contrast show thickened enhancing pituitary stalk (arrow). It measures 4.7 mm at the level of the optic chiasm. The pituitary gland is within normal limits (asterisk).

(a)

(b)