False pregnancy False pregnancy False pregnancy, also known as phantom, hysterical pregnancy, pregnancy scares or pseudocyesis, is the appearance of clinical or subclinical signs and symptoms associated with pregnancy when the person is not actually pregnant. False pregnancy may sometimes be purely psychological. It is generally believed that false pregnancy is caused by changes in the endocrine system of the body, leading to the secretion of hormones that cause physical changes similar to those during pregnancy. Some men experience the same illnesses as a woman would experience while pregnant when their partner is pregnant (see Couvade syndrome), possibly caused by pheromones that
Intercurrent disease in pregnancy the other way around, Behçet's disease confers an increased risk of pregnancy complications, miscarriage and Cesarean section. Being pregnant decreases the risk of relapse in multiple sclerosis; however, during the first months after delivery the risk increases. Overall, pregnancy does not seem to influence long-term disability. Multiple sclerosis does not increase the risk of congenital abnormality or miscarriage. The following conditions may also become worse or be a potential risk to the pregnancy: Intercurrent disease in pregnancy An intercurrent ("ie" concurrent, concomitant or, in most cases, pre-existing) disease in pregnancy is a disease that is not directly caused by the