What is the most common anatomical location for an ectopic pregnancy?
Ectopic pregnancy is a pregnancy in which the developing blastocyst becomes implanted at a site other than the endometrium of the uterine cavity. The most common extrauterine location is the fallopian tube, which accounts for 96 percent of all ectopic gestations (picture 1A-B) [1].What is the most common site of fallopian tube ectopic?
Reflecting this, most ectopic pregnancies are located in the fallopian tube; the most common site is the ampullary portion of the tube, where over 80% of ectopic pregnancies occur.What is the most likely location of the ectopic pregnancy?
The most common site is within a Fallopian tube, however, ectopic pregnancies can occur in the ovary, the abdomen, and in the lower portion of the uterus (the cervix).Why is the ampulla the most common site for ectopic pregnancy?
Conclusion. The growth of a pregnancy in the ampulla beyond the first trimester is possibly due to increased thickness and or distensibility of the fallopian tube. A tubal pregnancy may present with a normal pulse despite significant haemorrhage.Ectopic Pregnancy, Animation
Where is an ectopic most likely to rupture?
In a few cases, an ectopic pregnancy can grow large enough to split open the fallopian tube. This is known as a rupture. Ruptures are very serious, and surgery to repair the fallopian tube needs to be carried out as soon as possible.What is the main site of the ectopic pregnancy?
Most ectopic pregnancies are located within the fallopian tube, however they may also arise in the ovary, cervix and other sites within the pelvis and abdomen. Ectopic pregnancy must always be considered in women with a positive pregnancy test who present with abdominal pain or vaginal bleeding.What is the least common site of ectopic pregnancy?
Ovarian EctopicEctopic pregnancies located on the ovary itself are one of the rarest varieties. The main significance of this diagnosis is that, if surgical management is required, it is likely to involve removing the affected ovary itself, as well as the pregnancy. This operation is called an oophorectomy.
What is the rare site of ectopic pregnancy?
Even though 95.5% of ectopic pregnancies (EP) are present in the fallopian tubes, a small amount of EP (1.3%) is found in the abdominal organs [2]. Various abdominal organs can be the victims such as the liver, omentum, and intestines, but the reports of splenic pregnancy are sporadic.How to differentiate between ruptured and unruptured ectopic pregnancy?
If the ectopic pregnancy has ruptured, the patient may also be haemodynamically unstable (pallor, increased capillary refill time, tachycardia, hypotension), with signs of peritonitis (abdominal rebound tenderness and guarding). Vaginal examination may reveal fullness in the pouch of Douglas.What is the uncommon tubal site for ectopic pregnancy?
Uncommon implantation sites of ectopic pregnancy include the cervix, interstitial segment of the fallopian tube, scar from a prior cesarean delivery, uterine myometrium, ovary, and peritoneal cavity. Heterotopic and twin ectopic pregnancies are other rare manifestations.What is the most common site of the ectopic gland?
The most common thyroid location in ectopic cases is the Lingual thyroid. Incomplete migration can lead to a high cervical thyroid, and excessive movement can lead to a superior mediastinal or even paracardiac location.How early can ectopic pregnancy be detected by ultrasound?
Pregnancy testLevels of this hormone increase during pregnancy. This blood test may be repeated every few days until ultrasound testing can confirm or rule out an ectopic pregnancy — usually about five to six weeks after conception.
Where is the most common ectopic pregnancy located in the fallopian tube?
The most common location in the fallopian tube for ectopic pregnancies to occur is the ampulla (70.0%); other locations, such as the isthmus (12.0%), the fimbria (11.1%) and the cornua (2.4%), are less common (Figure 1). The ampullar portion of the fallopian tube is more distendable than other areas.What are the sites for ectopic pregnancy rupture?
The most common location of ectopic pregnancy is in the fallopian tube (93-97%) and occurs with higher frequency in the ampullary segment. Other locations are interstitial, cornual, ovarian, cervical, scar (caesarean), intraabdominal and heterotopic pregnancy (1-4).What is the chief site of ectopic pregnancy?
In most of the cases (about 90%) are implanted inside the fallopian tube. This is called a tubal pregnancy.What are the most common sites of ectopic?
The most common location for an ectopic pregnancy to occur is within a Fallopian tube. however there are other locations that are rarer, such as on an ovary, in the cervix, or within a Caesarean section scar.Which of the following is the most common site of ectopic pregnancy?
An ectopic pregnancy most often happens in your fallopian tube (a structure that connects your ovaries and uterus). Ectopic pregnancies more rarely can occur in your ovary, abdominal cavity or cervix. Pregnancies can't continue if they're ectopic because only your uterus is meant to carry a pregnancy.What is the most common site for implantation in ectopic pregnancy?
Ectopic pregnancy, in essence, is the implantation of an embryo outside of the uterine cavity most commonly in the fallopian tube.What is the rarest site for ectopic pregnancy?
Abdominal pregnancy is rare, with an incidence of 0.9%–1.4% of all ectopic pregnancies (42–44). It is classified as primary or secondary. Primary abdominal pregnancies are rare and occur when fertilization of the ovum takes place within the abdominal cavity.What week does ectopic rupture occur?
As an ectopic pregnancy grows, it may rupture (burst open) the structure (part of the body) where it is implanted, such as a fallopian tube. The structure containing the ectopic pregnancy typically ruptures after about 6 to 16 weeks.What is the abnormal site of ectopic pregnancy?
The common location of ectopic pregnancy is fallopian tube and much rarer locations can include the cervix ovary, previous cesarean scar, or even the abdomen. None of these organs have enough capacity and nurturing tissue to support a developing pregnancy.What is the least common site for ectopic pregnancy?
Location
- tubal ectopic: 93-97% ...
- interstitial ectopic/cornual ectopic: 3-4%; also essentially a type of tubal ectopic.
- ovarian ectopic: ovarian pregnancy; 0.5-1%
- cervical ectopic: cervical pregnancy; rare <1%
- scar ectopic: site of previous cesarean section scar; rare.
- abdominal ectopic: rare ~1.4%