Female Pelvis 1 Flashcards

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1
Q

both sexes have

A

mesonephric (wolfian) and paramesonephric (mullerian) ducts

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2
Q

what determines is fetus is male

A

testosterone and MIS

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3
Q

if there is no testosterone:

A

mesonephric duct regresses and mullerian duct develops into female organs

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4
Q

Paramesonephric ducts develop into

A

Fallopian tubes
Uterus
Cervix
Upper vagina

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5
Q

lower vagina develops from the

A

urogenital sinus

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6
Q

functions of ovaries

A

Gonads – contain egg cells (oocytes)

Endocrine glands - produce hormones

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7
Q

how many oocytes at birth

A

1 million

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8
Q

how many oocytes at menarche

A

half million

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9
Q

3 main reasons to examine neonate pelvis

A

Pelvic/Abdominal mass
Ambiguous genitalia
Prenatally detected abdominal/pelvic cyst

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10
Q

young girls reason to examine pelvis

A

Vaginal bleeding/discharge

Pelvic pain or mass

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11
Q

ovarian volumes of neonate- 6 yo, 6-11yo, and after puberty

A

neonate- 6 yo: 1ml
6-11yo: 2.5 ml
after puberty : 10 mL

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12
Q

ovaries and uterus get smaller after birth ? T/F

A

true Ovaries and uterus are larger in a newborn compared to 1-2 yrs old girls

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13
Q

size of follicles in neonate

A

> 9mm

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14
Q

shape of uterus at neonate, prepubertal and pubertal stage

A

neonate: spade
Prepubertal: tube
Pubertal: Pear

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15
Q

what is uterine malformation

A

abnormal development of the female genital tract

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16
Q

origin of uterine malformations is a t

A

mullerian duct

17
Q

uterine malformations associated with

A

renal and skeletal malformations

18
Q

3 main categories of uterine malformations

A

arrested development of mullerian ducts
failure of fusion
failure of resorption of median septum

19
Q

what do bilateral and unilateral arrested development lead to

A

bilateral: uterine agenesis/ hypoplasis
Unilateral: unicorn unicollis

20
Q

bilateral arrested development also called

A

mayer-rokitansky-kruster-hauser syndrome

21
Q

what is seen with unicornis unicollis

A

rudimentary horn

22
Q

result of complete and incomplete failure of fusion

A

complete: didelphys
incomplete: Uterus bicornis bicollis, Uterus bicornis unicollis, Uterus arcuatus

23
Q

is failure of fusion associated with vaginal septa

A

yes 25% of the time

24
Q

result of complete and incomplete failure of reabsorption

A

complete: uterus septus
incomplete: uterus subseptus

25
Q

most common malformation of uterus

A

failure of reabsorption

26
Q

best view of uterine malformations

A

transverse

27
Q

3 reasons for genital tract obstruction

A

imperforate hymen
transverse vaginal septum
vaginal atresia or stenosis
(these are all congenital most of the time)

28
Q

what is hydrocolpos

A

premenstrual vaginal secretions trapped

29
Q

clinical presentation of genital tract obstruction in neonates

A

abdo mass `

30
Q

clinical presentation of genital tract obstruction afterpuberty

A

amenorrhea and cyclical pain

31
Q

what is important when looking at neonatal cystic pelvis mass `

A

surface of the cystic mass must be examined to determine if there is any uterine musculature and that it is separate from the bladder

32
Q

what age must paediatric pregnancy be considered if there is a pelvic mass

A

9 yo

33
Q

definition of ambiguous genitalia

A

If a child born with a micropenis with no palpable gonads or only one palpable gonad

34
Q

what is pelvic inflammatory disease

A

Infection of the upper genital tract usually caused by gonorrhea or chlamydia

35
Q

who is at highest risk of PID

A

sexually active adolescent females

36
Q

PID can result in

A

chronic pelvis pain
ectopic pregnancy
infertility

37
Q

acute PID generally causes

A

endometritis

can ascend more and cause
pyosaphinx and hydrosalpinx

38
Q

PID U/S appearance

A

enlarged ovaries with tubo-ovarian complex

the tubo-ovarian complex will become access

39
Q

2 complications of PID

A

gonococcal or chlamydial perihepatitis