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 Chalazion of lid is aEUR' and explain in detail?
Chronic lipogranulomatous inflammation Chalazion: Also known as tarsal or meilmmian cyst It is not a cyst. It results from obstruction of a sebaceous gland either meibomian or Zeis. Extravasated lipid material produces a surrounding chronic lipogranulomatous inflammation (Yanoff & Duker Ophthalmology) Acute lesions are treated with hot compresses while chronic chalazia are treated using intralesional coicosteroid (e.g. Triamcinolone acetonide) or by surgical drainage (incision & curettage)