This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
[{'content': 'A 2 weeks old infant presents with excessive tearing in left eye, overflow of tears in the lower eyelid and frequent appearance of mucoid material for the last 1 week. The baby was delivered at home to a multigravida mother who had regular antenatal visits. There was no maternal or fetal complications perinatally. Most appropriate next step in management is: \nSelect and explain. \nA. Nasolacrimal sac massaging, B. Probing of nasolacrimal duct, C. Application of erythromycin drops, D. Instillation of steroid drops', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Refer: Kanski\xa0s\xa0Clinical Ophthalmology: A Systematic Approach\xa08th edition pg 301 , AK KHURANA COMPREHENSIVE OPHTHALMOLOGY 6TH EDITION pg. No369\nCONGENITAL DACRYOCYSTITIS\nIt is an inflammation of the lacrimal sac occurring in newborn infants\nTreatment\nIt depends upon the age at which the child is brought.\n\nMassage over the lacrimal sac area and topical antibiotics - up to 6-8 weeks of age, 4 times a day to be followed by instillation of antibiotic drops.\nLacrimal syringing (irrigation) with normal saline and antibiotic solution. It should be added\n\tto the conservative treatment if the condition is not cured up to the age of 2 months, once or twice a week.\nProbing of NLD with Bowman’s probe. It should be performed, in case the condition is not cured\n\tby the age of 3-4 months, under general anaesthesia; may be repeated after an interval of 3-\n\t4 weeks.\nIntubations with silicone tube may be performed if repeated probings are failure.\nDacryocystorhinostomy (DCR) operations: When the child is brought very late or repeated probing\n\tis a failure, after 4 years of age', 'role': 'assistant'}]