Objective:To illustrate the value of digital subtraction dacryocystography in the diagnosis of lacrimal duct obstruction.
目:评价数字减影道造影在临床检查道中应用价。
Objective:To illustrate the value of digital subtraction dacryocystography in the diagnosis of lacrimal duct obstruction.
目:评价数字减影道造影在临床检查道中应用价。
Dacryocystography was preformed in all patients before operation to confirm the obstructive sity and the size of lacrimal sac.
造影以了解囊大小和部位,以选择最佳手适应证。
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