• Parts A– C courtesy of Bobby S. Korn, MD, PhD; part D courtesy of Eric A. Steele, MD.
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    Chronic canaliculitis. A, Superior and inferior pouting puncta. B, Vertical canaliculotomy. C, Expression of canaliculi with cotton-tip applicators. D, Sulfur granules expressed from canaliculi seen with Actinomyces israelii.