...). This study sought to disclose the relationships among the MH, CPF and OOM, and to discuss their roles in the lacrimal drainage system. Methods: Twelve medial canthuses of 6 cadavers were studied. After peeling eyelid skin from the OOM, we carefully observed the MH, CPF and OOM in the medial canthus. Results...

...Frank H.W. Tost; Jaques Darman; Stefan Clemens Background: High-frequency B scan ultrasonography is a proven method for the assessment of anterior segment diseases. Only few studies have used sonography to examine the lacrimal drainage system. We examined the proximal lacrimal drainage system...

... examination. Ultrasonic images of chronic canaliculitis showed ectasia of the canaliculus and sulfur grains. High-resolution ultrasonic examination of the lacrimal drainage system demonstrated that the 20-MHz scanner used was able to show concrements (sulfur grains), measuring 1–2 mm in diameter. Such more...