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 A 56 year old female is brought to casualty with acute narrow angle glaucoma. She has severe pain in her eye and it spreads. The radiation of pain in acute narrow angle glaucoma is in the distribution of: and explain in detail?
Acute primary angle glaucoma: It occurs due to a sudden total angle closure leading to severe rise in intraocular pressure (IOP). Typically acute attack is characterized by sudden onset of very severe pain in the eye which radiates along the branches of 5th nerve. Nausea, vomiting and prostrations are frequently associated with pain. Ref: Comprehensive Ophthalmology by A K Khurana, 4th edition, Page 229.