Select the True Statement About Dacryocystorhinostomy (DCR)

Multiple Choice

Select the true statement about dacryocystorhinostomy (DCR) .

A) A DCR is performed for chronic or recurrent dacryocystitis,which is also called epiphora.
B) A dacrolithotripsy is attempted if the DCR is unsuccessful.
C) DCR establishes a new passageway for tear drainage into the nasal cavity.
D) The passageway is usually restored with the use of ultrasonic lacrimal probes.