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 Most valuable diagnostic test in case of suspected ectopic pregnancy: and explain in detail?
Ans. is b, i.e. Transvaginal USGRef. Dutta Obs. 7/e, p 182, 183; Williams Gynae 1/e, p 162, 163; Novak 14/e, p 611; Williams Obs. 22/e, p 259, 23/e, p 242, 43"As explained earlier transvaginal ultrasound is the best available diagnostic modality for diagnosing ectopic pregnancy. Vaginal sonography yields correct pre-operative diagnosis of ectopic pergnancy in 91% cases. It decreases the need for diagnostic laparoscopy or curettage or both to establish the diagnosis of ectopic pregnancy" --Williams Gynae 1/e, p 163"Vaginal sonography has become the imaging method of choice." --Williams Obs. 22/e, p 259