This is the cirro-stratus, and is a development of the cirrus, but it does not fly so high.
1 Cysts are noncancerous and have a sac-like structure that can be filled with fluid, pus, or other gaseous material. 2  Cysts are common and can occur anywhere on the body.  Cysts are often caused by infection, clogging of sebaceous glands or around earrings.
This psychological effect can be so powerful that she may stop having her periods. - Hormonal conditions: Hormonal disorders could be a cause for periods not appearing at regular intervals. And finally, one of the major causes of missed periods could be the presence of ovarian cysts. A condition called the Polycystic Ovary Syndrome leads to the development of the cyst in the ovaries.