<prompt> A 34-year-old male undergoes vasectomy. Which of the following is the most frequent immediate complication of this procedure?InfectionImpotenceHematomaSpontaneous reanastomosis  <response>: Vasectomy is performed by isolating the vas deferens, cutting it, and closing the ends by either fulguration or ligation. Complications that may arise include hematoma in up to 5 of subjects, sperm granulomas inflammatory responses to sperm leakage, spontaneous reanastomosis, and, rarely, infections. Sexual function following healing is rarely affected. 