This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Diseases of orbit, Lids and lacrimal apparatus, Subject name: Ophthalmology
Primary treatment of dacrocystitis - 
Select and explain. 
A. Massage, B. Probing, C. Surgery, D. Antibiotic drops
A: Massage
Answer: A: Massage 
Explanation: Massage increases the hydrostatic pressure in the sac and help to open the membranous occlusions and it carried out 4 times a day to be followed by antibiotic drops. Ref Ak khurana 6th edition