The relationship of tubal blockage, infertility of unknown cause, suspected male infertility, and endometriosis to success of in vitro fertilization and embryo transfer

摘要: The success of in vitro fertilization (IVF) and embryo transfer has been examined with regard to five categories infertility over a 2-year period. Fertilization rates were highest women bilateral tubal blockage treated for endometriosis. There was significant reduction approximately 13% the rate couples idiopathic who had failed conceive after 12 cycles artificial insemination by donor. A further substantial occurred when husband low quality semen, particularly no abnormality detected wife. Repeated IVF eventually resulted fertilization. It is recommended that donor spermatozoa not be used cases infertility, but it may needed poor semen quality. differences pregnancy following replacement any groups studied, nor there detectable effect age on or up 44 years.