Russian names seem to change all the time. Ivan Ivanovich, you suddenly run across Vanya Ivanov, who seems to resemble Ivan. could be the same person. Hereâs a quick and very basic guide to Russian names. Each Russian has three names: a first name, a patronymic, and a last name/surname. example: Ivan Ivanovich Ivanov.
Most miscarriages are considered random events not likely to recur. Most of the time, a specific cause for miscarriage cannot be identified, though up to 70 percent of first-trimester miscarriages, and 20 percent of second-trimester miscarriages, are caused by chromosomal anomalies. Other possible causes could include infection or exposure to environmental or industrial toxins.
In those under the age of 35 the risk is about 10% while it is about 45% in those over the age of 40. Risk begins to increase around the age of 30. About 80% of miscarriages occur in the first 12 weeks of pregnancy (the first trimester).The underlying mechanism in about half of cases involves chromosomal abnormalities. Other conditions that can produce similar symptoms include an ectopic pregnancy and implantation bleeding.mong women who know they are pregnant, the miscarriage rate is roughly 10% to 20% while rates among all conceptions is around 30% to 50%. About 5% of women have two miscarriages in a row.