<prompt> Which of the following tumors is not commonly known to increase in size during pregnancy ?GliomaPituitary adenomaMeningiomaNeurofibroma  <response>: Answer is option 1 Glioma Tumors which increase in pregnancy are : Meningioma, angioma, neurofibroma,pituitary adenoma micro and macro Ref.. Williams Obs 23e p 1140 for options b and c For option d p1255 