OB 510

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Author:
lstaal1
ID:
22530
Filename:
OB 510
Updated:
2010-06-07 21:48:31
Tags:
Module13
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Description:
Pediatric Gynecology
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  1. Define: Andrenarche
    Premature dev't of pubic hair
  2. amenorrhea
    • Absence / cessation of
    • menstruation
  3. gonadotropins
    • Hormones (FSH/LH)
    • released by pituitary gland; responsible for stimulating gonads (ovaries)













  4. HEMATOCOLPOS







    • Blood accumulated in
    • vagina






  5. HEMATOMETRA
    • Blood accumulates in
    • uterus













  6. HYDROCOLPOS







    • Watery-mucoid fluid
    • accumulation in vagina













  7. HYDROMETRA







    • Watery-mucoid fluid
    • accumulation in uterus













  8. IMPERFORATE HYMEN







    • Abnormal/incomplete
    • embryologic dev’t













  9. MENARCHE







    • Onset 1st
    • menses













  10. NEONATAL







    • 1st 6 wks
    • after birth

















  11. PRECOCIOUS PUBERTY







    • Menstruate/develop
    • breasts prematurely. ?ovarian
    • tumor

























  12. PUBERTY







    • 2° sexual characteristics develop; reproduction
    • possible (start 10yrs)

























  13. THELARCHE







    • Premature breast
    • dev’t; isolated

























  14. VAGINAL ATRESIA







    • Vag dev’t failure






  15. What is the Uterus Length & Ovary volume of:

    Newborn-8wks
    Premenarchal
    13yrs
    • 3.5 cm <1cc
    • 2.5 cm 3cc
    • 6.2 cm 10cc +/- 6cc
  16. Fusion of the caudal end of mullerian ducts form ___________, ____________ & _______________.
    • uterus
    • cx
    • upper 2/3 vag
  17. When is the Neonatal period?
    4-6wks
  18. Neonate Fundus:Cx Ratio?
    Infantile
    Premenarchal
    Puberty
    • 1:2
    • 1:2
    • 1:2
    • 2:1
  19. What are some causes of Primary amenorrhea? (3)
    • gonadal failure
    • congenital absense uterus & vag
    • constitutional delay
  20. What are some secondary causes of amenorrhea?
    • Chronic anovulation


    • Hypothyroidism


    • Weight loss / anorexia


    • Lactation


    • Stress








  21. Sexual maturity before 8 yrs is called?
    precocious puberty
  22. Precocious puberty is ______________ times MC in females.
    2-5X
  23. What is the difference between True & Pseudo precocious puberty?
    • True = ovulation before 8 yrs, ovaries reproductive size (usually pituitary/hypothalamic abn)
    • Pseudo = only body shape change; ovaries immature (60% Granulosa Theca Cell Tumor/sex cord)(Sertoli, Thecoma, Fibroma)
  24. True precocious puberty child's height ________________ rapidly but final is ______________than expected.
    • increase
    • less
  25. What should be ruled out when mullerian duct defect suspected?
    Renal anomalies
  26. How do you calculate ovarian and bladder volume?
    L X W X H X 0.523
  27. 70% of ovarian masses are?
    cysts
  28. Cysts (simple of hemorrhagic) should not contain ________________?
    color flow
  29. Child presents with pain, nausea, vomit, abdominal swelling, palpable abdominal mass, & elevated WBC followed by less severe localized pain. Supect of ?
    Torsion
  30. In what syndrome would you find rudamentary gonads? (gonadal dysgenesis)
    Turner's Syndrome
  31. How does US assist when a baby has ambiguous genetalia?
    determining sex assignment with internal organs
  32. Female pseudohermaphrodite has ?
    Caused by?
    • 46XX
    • ovaries
    • masculinized external genetalia (clitoromegaly)

    Adrenal Hyperplasia (increased androgen production)
  33. Male pseudohermaphrodite has?
    Caused by?
    • 46XY
    • fem external genetalia
    • cryptochidism

    decreased androgens , poor target organs &/or enzyme defect
  34. Other rare ovarian masses seen ? (4)
    • 1. Benign cystic teratoma
    • 2. Serous Cystadenoma

    • 3. Mucinous Carcinoma
    • 4. Ovarian Fibroma (solid tumor assoc Meig’s Syndrome)
  35. Name the malignant germ cell tumors. 5
    • Dysgerminoma
    • Endodermal Sinus Tumor
    • Benign Cystic Teratoma
    • Malignant Teratoma
    • Embryonal Carcimona (highly malignant)
  36. The MC germ cell malignant tumor is ?
    dysgerminoma
  37. Dysgerminoma's are MC malignant germ cell tumor occuring _______________ 90% of the time.
    unilaterally
  38. Sono of dysgerminoma?
    • solid
    • microlobulated (areas of hemorrhage & necrosis)
    • advanced cases: retroperitoneal adenopathy, ascites & hepatic masses
  39. Endodermal Sinus Tumor (malignant germ cell tumor) is ______________ and occurs before _______________. The growth is ____________ and it is a highly malignant tumor of the ___________ & ___________.
    • unilateral
    • 3 yrs

    • rapid
    • cx & vagina
  40. Sono of endodermal sinus tumor?
    • soft
    • cystic
  41. A malignant teratoma has _____________ components and peaks at ___________.
    • solid
    • 3 yrs
  42. Embryonal carcinoma is ______________ and may lead to _____________ ______________.
    • unilateral
    • precocious puberty
  43. A hormonal tumor that may invade the bladder & surrounding organs is ?
    gonadal tumor (sex cord tumor)
  44. This malignant tumor occurs to girls under one yr and all cases occur before 11 yrs of age.
    Adenocarcinoma of uterus or vagina

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