Fig. 2

Clinical manifestations of the primary canaliculitis. (A)The upper and lower canaliculitis in the right eye, showing conjunctival congestion, punctal edema, mucopurulent discharge. (B) A granuloma mass protruding from the lower punctum (black arrow). (C) The punctal regurgitation of concretions under pressure application (red arrow). (D)The palpable thickened canaliculus (white arrow). (E)A swollen and pouting punctum accompanied by conjunctival congestion. (F)The atypical clinical feature of primary canaliculitis.