abnormal primary ovarian follicle number increased primary ovarian follicle number MPheno.ontology csmith MP:0011124 2011-05-20T11:37:49Z greater than normal numbers of the ovarian follicle prior to the appearance of an antrum, normally marked by developmental changes in the primary oocyte and follicular cells so that the latter form one or more layers of cuboidal or columnar cells; the follicle becomes surrounded by a sheath of stroma, the theca