It can be either but cysts are much more common and need no surgery.
Perineural cysts appear to be dilated or ballooned areas of the sheaths that cover nerve roots exiting from the sacral area of the spine
Synovial cysts are what causes facet fluid in vertebra. Synovial cysts are benign, fluid filled sacs that develop in the facet joints of the lumbar spine as a result of degeneration.
Coral is an invertebrate, because it doesn't have a spine. Vertebrates do have spines. Invertebrates would be animals such as snails, worms, and sponges. Vertebrates would be animals such as monkeys, elephants, and anything else you can think of that has a spine.
There are a number of types of abnormal growth of tissues in the inner lining of the fallopian tubes or uterus. These include polyps, fibroids, and cysts.
NO. NEVER. If it's not normal for you than it's not normal. When your body is telling you something, listen. You can have polyps, cysts, tumors or infection. All of these can be minor or major things depending on how big the problem is. I would mention something to your doctor and ask him to check of those things. Polyps can make you infertile, along with infection. Tumors & cysts can also pose a problem too, if they aren't removed, are cancerous or are large. If it's possible that you could be pregnant it could be miscarrage or ectopic pregnancy.
They are polyps in children
small polyps
what are soft polyps.
The cysts that appear during the regular activity of the ovaries are called functional cysts.
Where do polyps live
Bilateral kidney cysts are cysts in BOTH kidneys.