A patient had a malignant mixed tumor of the lacrimal gland. This gland served as an occult source of skeletal metastasis for five years prior to discovery of the primary tumor.
Waller RR, Riley FC, Henderson JW. Malignant Mixed Tumor of the Lacrimal GlandOccult Source of Metastatic Carcinoma. Arch Ophthalmol. 1973;90(4):297-299. doi:10.1001/archopht.1973.01000050299010