Guinea pig owners listen up! This is one of the most common health conditions I see in female guinea pigs. This guinea pig right here has cystic ovaries. Common signs of cystic ovaries include pain, lethargy, decreased appetite, a distended abdomen (or pear-shaped body), weight loss, vaginal bleeding, and swollen, bilateral non-priritic flank alopecia, and crusty nipples. There are different types of ovarian cysts. Follicular cysts are suspected to cause hair loss, but they less common than Rete