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术在临床检查道阻塞中价值。
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术在临床检查道阻塞中价值。
Dacryocystography was preformed in all patients before operation to confirm the obstructive sity and the size of lacrimal sac.
术前造影了解囊大小和阻塞部,择最佳手术适证。
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