How abdominal pregnancy occurs ?

Abdominal pregnancy is rare. A primary abdominal ectopic pregnancy is the result of implantation of the fertilized ovum on the peritoneal surface. A secondary abdominal pregnancy forms when an embryo expelled through rupture or abortion of a tubal pregnancy. The embryo does not died because of its chorionic attachment to the uterine tube and grows by forming attachment to the pelvic peritoneum, intestine etc.
                   The fetus grows in the peritoneal cavity but the majority of these pregnancy do not survive. If the fetus die early in pregnancy, it may be reabsorb.

If pregnancy is continue following symptoms are appears -

• Lower abdominal pain.
• Nausea and vomiting.
• Constipation or/and diarrhoea.
• Urinary frequency.

Abdominal pregnancy is treated or delivered by laparotomy (It is a surgical procedure involving a large incision through the abdominal wall to gain access into the abdominal cavity).