Dysfunctional uterine bleeding (DUB)is due to

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The term dysfunctional uterine bleeding is used to describe abnormal endometrial bleeding not associated with tumor, inflammation, pregnancy, trauma, or hormonal effects.Absent or diminished levels of progesterone will result in a thick and extremely vascular endometrium that lacks structural support.As a result of this fragile structure, spontaneous and superficial hemorrhage occurs randomly throughout the endometrium.Dysfunctional uterine bleeding is used to describe abnormal endometrial bleeding not associated with inflammation.DUB is used to describe abnormal bleeding not associated with tumors or malignancies.Fibroid tumors are not associated with the term dysfunctional uterine bleeding.

Dysfunctional Uterine Bleeding (DUB)is Due to