13 - Myoma of UterusXu of uterusleiomyomas common solid pelvic tumorsDevelop in 20 ~ 25 of women during reproductive years30 ~ 50 years

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Unformatted text preview: 2003-11-31Myoma of UterusXu Hong2003-11-32Synonymsleiomyoma of uterusleiomyomas fibromyomasmyofibromasfibroidsfibromasmyomas2003-11-33IncidenceMost common solid pelvic tumorsDevelop in 20 ~ 25% of women during reproductive years30 ~ 50 years old2003-11-34Correlative FactorsAn estrogenic milieu may be necessaryProgesterone functionGrowth factor and their receptor ~epithelial growth factor ~ EGF ~Insulin-like growth factor ~ IGF ~platelet-derived growth factorpuberty~~~menopause~~~estrogen~~~progesterone~~~2003-11-35Pathology2003-11-36Gross AppearanceRare only a single ~ usually many existWell-circumscribed ~ nonencapsulatedA pseudocapsuleis present.The consistency is usually firmor even hardexcept when degeneration or hemorrhage has occurred.color ~ light gray or pinkish whitecut section ~ an intertwining pattern or a whorl-like arrangement ~bulgypseudocapsule~~~2003-11-37Smooth muscle tumors of the uterus are often multiple. Seen here are submucosal, intramural, and subserosal leiomyomata of the uterus.2003-11-38Microscopic AppearanceComposition ~ smooth muscleconnective tissueThe nonstriated muscle fibers are arranged in bundles of various sizes that run in multiple directions.2003-11-39Classification ( 1 (According to growth location ~ •Myomas on the body of uterus ~ 90% ~•Myomas on the cervix of uterus ~ 10% ~2003-11-3...
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This note was uploaded on 01/21/2012 for the course PDBIO 305 taught by Professor Woods,a during the Fall '08 term at BYU.

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13 - Myoma of UterusXu of uterusleiomyomas common solid pelvic tumorsDevelop in 20 ~ 25 of women during reproductive years30 ~ 50 years

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