system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A pregnant lady presented with painless bleeding in the 3rd trimester. Most common cause will be
assistant
The correct answer is  Ans a Ref: Sheila balakrishna obs, page 157Clinical features of placenta previaSymptomsClassical presentation of painless antepartum haemorrhage. Recurrent initial bleeding is unusually not severeSignsPallor proportionate to amount of bleedingSize of the uterus correspond to period of amenorrhoeaUterus soft, non tenderMalpresentations and floating headFHS heard.