This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Obs), Subject name: Gynaecology & Obstetrics
[{'content': 'Which of the following sign is seen in intrauterine fetal demise: \nSelect and explain. \nA. Von Braun-Fernwalds sign, B. Roberts sign, C. Goodellssign, D. Osiandersign', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. (b) Robert signRef. Dutta's Obstetrics 7th edj 324* Robert's sign refers to the presence of a gas shadow within the heart or the greater vessels, in cases of fetal death.# It is a rare sign caused by postmortem blood degeneration, usually seen 1-2 days after death* Spalding sign: Overlapping of skull bone. Also a sign of fetal demise.* Goodell's sign: softening of the vaginal part of the cervix during the first trimester* Von Braun-Fernwald's sign: softening of the uterine fundus at the site of implantation at 4-5 weeks gestation.* Osciander sign: increased pulsation at lateral fornices of vagina seen at ~ 8th week of pregnancy.Also KnowRobert Pelvis: aka transversely contracted pelvis. Ala of both the sides are absent and sacrum is fused with innominate bones.", 'role': 'assistant'}]