Assertion: nasolacrimal duct | /r/HasProperty | balloon dacryocystoplasty
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text: Furthermore, an UpToDate review on “Nasolacrimal duct obstruction (dacryostenosis) in children” (Paysse et al, 2015) states that “Children who are older or have tight obstructions, anatomic abnormalities, or recurrence of obstruction after primary nasolacrimal duct probing may require the placement of a silicone stent or balloon dilation of the nasolacrimal duct (balloon dacryocystoplasty).