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What are the causes of ectopic pregnancy?

Nov 09, 2024 Source: Cainiu Health
Dr. Zhang Lu
Introduction
Ectopic pregnancy refers to a pregnancy that occurs outside the uterine cavity. In general, ectopic pregnancy may be caused by factors such as contraceptive failure, tubal inflammation, poor tubal development, uterine malformation, or a history of tubal surgery. Once ectopic pregnancy is diagnosed, doctors will develop an individualized treatment plan based on the patient's specific condition to ensure the patient's life safety and preserve fertility.

　　Ectopic pregnancy refers to a pregnancy that occurs outside of the uterine cavity. In general, ectopic pregnancy may be caused by contraceptive failure, tubal inflammation, tubal developmental abnormalities, uterine malformation, history of tubal surgery, and other factors.

　　1. Contraceptive failure: When contraception using an intrauterine device (IUD) fails, the IUD may affect the implantation of the fertilized egg inside the uterine cavity, causing it to implant in the fallopian tube or another location, leading to an ectopic pregnancy. It is recommended to enhance education on contraception knowledge, correctly choose and use contraceptive methods to prevent ectopic pregnancy.

　　2. Tubal inflammation: Developmental abnormalities such as excessive tubal length, poor muscular layer development, lack of mucosal cilia, as well as functional abnormalities such as impaired tubal peristalsis and ciliary activity can all affect the normal transport of the fertilized egg through the fallopian tubes, leading to ectopic pregnancy. It is recommended to follow a doctor's guidance to use medications such as Roxithromycin Tablets or Azithromycin Capsules for treatment.

　　3. Tubal developmental abnormalities: Developmental abnormalities such as excessive tubal length, poor muscular layer development, lack of mucosal cilia, as well as functional abnormalities like impaired tubal peristalsis and ciliary activity can interfere with the normal transport of the fertilized egg within the fallopian tubes, resulting in ectopic pregnancy. It is recommended to undergo tests such as hysterosalpingography to assess tubal patency. If natural conception proves difficult, assisted reproductive technologies may be considered.

　　4. Uterine malformation: Uterine malformation may alter the shape and volume of the uterine cavity, making it unfavorable for implantation and development of the fertilized egg, thereby increasing the risk of ectopic pregnancy. It is recommended to undergo surgical correction procedures such as hysteroscopic septum resection or uterine corrective surgery under a physician's guidance.

　　5. History of tubal surgery: Women who have previously undergone tubal surgery may develop scar tissue at the surgical site, leading to tubal stenosis or abnormal peristalsis, which hinders the passage of the fertilized egg through the fallopian tube into the uterine cavity, increasing the risk of ectopic pregnancy. Patients should undergo comprehensive examination and evaluation before pregnancy to understand the condition of the fallopian tubes and formulate a reasonable preconception plan.

　　Once diagnosed with ectopic pregnancy, the physician will develop an individualized treatment plan based on the patient's specific condition to ensure the patient's life safety and preserve fertility function.

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