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 Amniocentesis in early pregnancy for genetic disorders is a kind of and explain in detail?
As it is a diagnostic test, it comes under secondary prevention. It is a diagnostic test done in the 2nd trimester (only after completion of 12wks). it can detect many abnormalities like Down's, Neural tube defects Ref : Park's Textbook of Preventive and Social Medicine; 23rd edition - Pgno. 578