N. Sathananthan et al., INTUBATION DACRYOCYSTOGRAPHY IN PATIENTS WITH A CLINICAL-DIAGNOSIS OFCHRONIC CANALICULITIS (STREPTOTHRIX), British journal of radiology, 66(785), 1993, pp. 389-393
Magnification dacryocystography in 18 patients with chronic infective
canaliculitis showed dilatation and irregularity of the affected lacri
mal canaliculi, with prominent filling defects in almost all cases. Fi
lling defects are uncommon in other diseases of the canaliculi and ser
ve to confirm the diagnosis.