When a woman has only one fallopian tube there is also a chance of pregnancy, but compared to two fallopian tubes the chance of conception will be reduced by about half, but due to the different conditions of the organism, the probability will also be different. Female pregnancy needs to be transported through the fallopian tube, generally normal female organism ovaries are bilateral, ovulation is the two sides of the ovaries alternately, only the fallopian tube side of the ovaries ovulation, the umbrella end of the fallopian tube can be picked up eggs, and then in the fallopian tube potbelly waiting for fertilization, to achieve pregnancy. In women with only one fallopian tube, the chance of pregnancy is halved compared to those with bilateral fallopian tubes. However, the probability may vary due to different conditions of the body. Women are advised to go to the hospital for a detailed physical examination when they need to prepare for pregnancy, and under the guidance of the doctor, it is clear whether their physical condition meets the criteria for pregnancy.