<prompt> Causes of unilateral dysmenorrhea are all except:Rudimentary hornRight ovarian vein syndromeUnicornuate uterusLarge fundal fibroid  <response>: Ans. is d i.e., Large fundal fibroid Causes of unilateral dysmenorrhea1 Ovarian Dysmenorrhea Right ovarian vein syndrome2 Bicornuate uterus3 Unicornuate uterus4 Rudimentary horn5 Unilateral pelvic endometriosis6 Small fibroid polyp near one cornu 