Hypogonadotropic Hypogonadism 3 with or Without Anosmia, also known as kallmann syndrome 3, is related to hypogonadotropic hypogonadism 2 with or without anosmia and smith-mccort dysplasia 2. An important gene associated with Hypogonadotropic Hypogonadism 3 with or Without Anosmia is PROKR2 (Prokineticin Receptor 2). Affiliated tissues include pituitary and olfactory bulb, and related phenotypes are aplasia of the olfactory bulb and hyposmia