“…As a result, the diagnosis of a lacrimal duct cyst requires not only that the fetal head be appropriately positioned, but also that the sonographer take the time to image the region adjacent to the orbits. The ophthalmological (Mansour et al, 1991), otolaryngological (Mazzara et al, 1993), and radiological (John and Boldt, 1990) literature is replete with reports of congenital nasolacrimal duct cysts causing nasal and airway obstruction. In contrast to these reports, Davis et al (1987) reported two cases of antenatally detected lacrimal duct cysts that resolved spontaneously.…”