Oligomenorrhea
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- Menstrual Disorders - Causes
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Causes
Many different factors can trigger menstrual disorders, such as hormone imbalances, genetic factors, clotting disorders, and pelvic diseases.
Dysmenorrhea
- Contraction-Causing Chemicals. Powerful chemicals known as prostaglandins and arachidonic acid can induce uterine muscle contractions. Prostaglandins also play a large role in the heavy bleeding that causes dysmenorrhea.
- Abnormal Nervous System Response. Some women with primary dysmenorrhea may have autonomic nervous systems that are...
More information on "Oligomenorrhea"
From Our Sources
Menstrual Disorders: Menstrual Disorders
Source: ADAM Encyclopedia
Menstrual DisordersThere are a number of different menstrual disorders. Problems can range from heavy, painful periods to no period at all. There are... Read more »
Menstrual Disorders: Highlights
Source: ADAM Encyclopedia
Menstrual DisordersMenstrual disorders include:Painful cramps (dysmenorrhea) during menstruation. Primary dysmenorrhea is directly related to and... Read more »
Anovulation
Source: HealthCentral Encyclopedia
Anovulation is a condition in which the ovary does not release a ripened egg each month as part of a woman's normal cycle in her reproductive years.... Read more »
Infertility In Women: The Reproductive System
Source: ADAM Encyclopedia
CausesMany medical conditions can contribute to infertility. In fact, most cases of infertility are due to underlying medical problems. These... Read more »
Introduction to Female Infertility
Source: Medifocus Guidebook on: Female Infertility
What is Female InfertilityIn order for successful conception and implantation to occur, the following four conditions must be present: The male... Read more »
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