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Implantation bleeding. "Implantation bleeding is thought to be light bleeding that occurs about 10 days after ovulation," says Washington, D.C.-based ob-gyn Dr. Cordelia Nwankwo. This type of ...
Implantation bleeding may be confused with a regular period. [3] [4] Heavy vaginal bleeding in the first trimester or bleeding associated with pain, may be a sign of a complication, such as a miscarriage or an ectopic pregnancy, that would need to be assessed by a healthcare provider. [5]
Ectopic pregnancy is a complication of pregnancy in which the embryo attaches outside the uterus. [5] Signs and symptoms classically include abdominal pain and vaginal bleeding, but fewer than 50 percent of affected women have both of these symptoms. [1] The pain may be described as sharp, dull, or crampy. [1]
Implantation (embryology) Implantation, also known as nidation, [1] is the stage in the mammalian embryonic development in which the blastocyst hatches, attaches, adheres, and invades into the endometrium of the female's uterus. [2] Implantation is the first stage of gestation, and, when successful, the female is considered to be pregnant. [3]
Common implantation symptoms include cramping and spotting, or very light bleeding, but those same signs can also be indicative of a normal menstrual cycle.
Early pregnancy bleeding (also called first trimester bleeding) is vaginal bleeding before 14 weeks of gestational age. [1] [2] If the bleeding is significant, hemorrhagic shock may occur. [1] Concern for shock is increased in those who have loss of consciousness, chest pain, shortness of breath, or shoulder pain. [1]
Obstetrical bleeding. Obstetrical bleeding is bleeding in pregnancy that occurs before, during, or after childbirth. [4] Bleeding before childbirth is that which occurs after 24 weeks of pregnancy. [4] Bleeding may be vaginal or less commonly into the abdominal cavity. Bleeding which occurs before 24 weeks is known as early pregnancy bleeding.
Placental abruption is when the placenta separates early from the uterus, in other words separates before childbirth. [2] It occurs most commonly around 25 weeks of pregnancy. [2] Symptoms may include vaginal bleeding, lower abdominal pain, and dangerously low blood pressure. [1] Complications for the mother can include disseminated ...