What is PROM ( Premature Rupture of Membranes) This condition which typically occurs in the third trimester of pregnancy, is also called " water breaking". The amniotic sac which contains the baby, may rupture prematurely and amniotic fluid leaks out of the vagina. Homan's sign - when dorsiflexion of the foot is done by the examiner, the patient will complain of calf pain, if there is a blood clot. The care plan for each patient, is a reflection of the information provided about the history and MD's diagnosis. Learn more: Care plan Homan's sign - when dorsiflexion of the foot is done by the examiner, the patient will complain of calf pain, if there is a blood clot.