Last Updated
：2025/11/23
lacrimal sac
（ plural ）
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(anatomy, ophthalmology) The upper dilated end of the nasolacrimal duct that is situated in a groove formed by the lacrimal bone and the frontal process of the maxilla and receives the lacrimal canaliculi.
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lacrimal sac
During the surgery, the surgeon carefully inspected the lacrimal sac for signs of chronic inflammation.
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During the surgery, the surgeon carefully inspected the lacrimal sac for signs of chronic inflammation.
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