What is the clinical diagnosis when a pregnant woman presents with bloody vaginal discharge through a closed cervical os during the first 20 weeks?: (A) Threatened aboion, (B) Complete aboion, (C) Incomplete aboion, (D) Preterm labor
Answer is A. The clinical diagnosis of threatened aboion is presumed when bloody vaginal discharge or bleeding appears through a closed cervical os during the first 20 weeks (Ref: William's Obstetrics; 25th edition)