• Numerous thin walled cysts are present (arrows) contianing mucinous, white material.

• Endometrium at top of picture (em).

• Associated with conditions that promote squamous metaplasia

• Inflammtion, irritation, low vaginal pH

• As metaplasia of the overlying epithelium occurs, deep endocervical epithelium may become isolated from the surface

• Secretion continues causing cyst formation

• Virtually universal in women of reproductive age

Usually asymptomatic.

• Usually small and filled with yellow mucus
.

• Contains eosinophilic acellular mucus

• Lining epithelium resembles normal or compressed endocervical epithelium

• Blaustein^s Pathology of the Female Genital Tract, 4th ed. Kurman RJ (ed). New York: Springer-Verlag, 1994, pp. 195.

• Current literature from PubMed at National Library of Medicine