Exam 3 - Diagnosing Pregnancy

Question 1

Presumptive signs of pregnancy

Answer 1

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

Question 2

Probable signs of pregnancy

Answer 2

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

Question 3

What is Hegar’s sign?

Answer 3

Softening of lower uterine segment

• By 6 weeks

Question 4

What is Goodell’s sign?

Answer 4

Softening of cervix

• By 6 weeks

Question 5

What is Chadwick’s sign?

Answer 5

Blue hue of cervix and vagina

• By 8 weeks

Question 6

Positive signs of pregnancy

Answer 6

Definitive and unmistakable signs that can be documented by provider

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

Question 7

How soon are hormones detected by pregnancy tests?

Answer 7

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

Question 8

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

Answer 8

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

Question 9

Do pregnancy tests offer information about fetal viability?

Answer 9

Pregnancy tests offer no information about fetal viability

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