You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is In dacryocystorhinostomy (DCR), Lacrimal gland opens into: and explain in detail?
DCR - After 4 year of age- Fistula made between medial meatus & lacrimal sac Dacryocystitis- (1) Congenital dacryocystitis - Mostly due to membranous occlusion at near the valve of hasner- Watering develops after 7 days of bih followed by mucopurulent discharge Regurgitation test positive Rx - Massage over the lacrimal sac (4 times a day) | If not able to cured by 6 months of age Probing of NLD with bowman's probe (REPEATED AFTER AN INTERVAL OF 3-4 WEEKS) |Repeated probing fails Intubation with silicone tube (silicone tube should be kept in the NLD for about six months) |After 4 years of age DCR (2) Adult dacrocystitis-Rx of Choice is DCR