<prompt> Triangle of doom is related to -Laparoscopic Nissens FundoplicationLaparoscopic hernia surgeryEndoscopic thyroidectomyThoracoscopic thymectomy  <response>: Ans. is b i.e.. Laparoscopic hernia surgery o It is anatomical triangle defined by vas deference medially, spermatic vessels laterally and external iliac vessels inferiorly. Its contents are external iliac artery and deep circumflex iliac vein, genital br. of genitofemoral nerve and hidden by fascia of the femoral nerve. 