Failure rate of Pomeroy’s technique is
**Core Concept**
Pomeroy's technique is a commonly used method of female sterilization, where a segment of the fallopian tube is removed or occluded to prevent fertilization. The procedure's success and failure rates are crucial for evaluating its efficacy in family planning.
**Why the Correct Answer is Right**
Pomeroy's technique involves a high failure rate primarily due to the possibility of tube recanalization or re-anastomosis of the occluded segment. This is because the procedure does not involve a complete removal of the tube, and the remaining stump can sometimes reconnect, leading to unintended pregnancies. The technique's failure rate is significantly higher compared to other methods of female sterilization, such as tubal ligation or hysteroscopic sterilization.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it does not provide a specific percentage or rate, and without knowing the actual failure rate, it's difficult to determine its accuracy.
**Option B:** This option is incorrect because it suggests a very low failure rate, which is unlikely for Pomeroy's technique, as it involves a significant risk of tube recanalization.
**Option C:** This option is incorrect because it implies a failure rate similar to other methods of female sterilization, which is not the case for Pomeroy's technique.
**Clinical Pearl / High-Yield Fact**
A key consideration when discussing Pomeroy's technique is the importance of proper technique and follow-up care to minimize the risk of failure. This includes ensuring that the occluded segment is properly secured and that patients are counselled on the potential risks and benefits of the procedure.
**Correct Answer: D. 12%**