Exam 3 - Diagnosing Pregnancy Flashcards

1
Q

Presumptive signs of pregnancy

A
  • Amenorrhea
  • N/V
  • Fatigue and tiredness
  • Urinary frequency
  • Tender breasts
  • Increased sensitivity to smell
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2
Q

Probable signs of pregnancy

A

Physiologic and anatomic changes noted on physical exam

  • Breast changes (fullness, tenderness, enlargement)
  • Skin changes (chloasma, linea nigra, striae)
  • Enlargement of the abdomen or uterus palpable fetal outline ballottement
  • Hegar’s sign
  • Goodell’s sign
  • Chadwick’s sign
  • Palpation of contractions
  • Positive pregnancy test
  • Palpable fetal movement
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3
Q

What is Hegar’s sign?

A

Softening of lower uterine segment

  • By 6 weeks
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4
Q

What is Goodell’s sign?

A

Softening of cervix

  • By 6 weeks
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5
Q

What is Chadwick’s sign?

A

Blue hue of cervix and vagina

  • By 8 weeks
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6
Q

Positive signs of pregnancy

A

Definitive and unmistakable signs that can be documented by provider

  • Pregnancy visualized by ultrasound
  • Audible fetal heart tones
  • Fetal movement felt by provider
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7
Q

How soon are hormones detected by pregnancy tests?

A

By 8-10 days (2 weeks) after conception or 1 week after missed period

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8
Q

False negatives are more likely when using pregnancy tests at what point?

A

False negatives more likely if performed before first day of expected menstrual cycle

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9
Q

Do pregnancy tests offer information about fetal viability?

A

Pregnancy tests offer no information about fetal viability

  • Evaluated with serial quantitative hCG levels
    • Two values at 48-72 hours apart
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