Of the following potential clinical outcomes of tubal pregnancy, which one is the commonest?: (A) Tubal rupture, (B) Tubal aboion, (C) Vascular insufficiency degenerating the embryo, (D) Cornual pregnancy reaching term duration
Answer is C. Most common termination of an ectopic is that the pregnancy outgrows the blood supply of the tube and eventual vascular insufficiency causes degeneration. Rupture of the tube is a rare outcome.