This document provides information about physical changes in pregnancy, the stages of labor including dilation, expulsion, and placental delivery, sample questions for taking an obstetric history, definitions of gravidity and parity, potential obstetric emergencies like preeclampsia and placental abnormalities, procedures for childbirth and newborn care, and the resuscitation triangle for depressed newborns. It includes diagrams of fetal circulation, the placenta, stages of labor, and techniques for situations like breech births and shoulder dystocia.

1. OB/GYN
EMERGENCIES

2. Physical Changes of Pregnancy
• Lower blood pressure
• Faster pulse
• More hormones
• Blood volume increases
• Breathing faster and deeper

3. SOME PEOPLE MAKE
PREGNANCY LOOK
GOOD… OTHERS
DON’T

4. GOOD
PREGNANCY

5. UGLY
PREGNANCY

6. Where the Magic Happens

7. Anatomy of Pregnancy

8. The Placenta

9. Fetal Circulation

10. Stages of Labor

11. Stage 1: DILATION
• Contractions to complete cervical dilation
• Dilation
• Effacement
• Stage lasts up to 18 or more hours
• At end, contractions 3 minutes apart and last a minute

12. • Stages of labor
• First stage: dilation
Childbirth and Obstetrical
Emergencies

13. Stage 2: EXPULSION
• Lots of pressure
• Bulging of perineum
• Crowning
• Stage ends with birth of baby

14. • Stages of labor
• Second stage: expulsion
Childbirth and Obstetrical
Emergencies

15. Stage 3: PLACENTAL DELIVERY
• 5 – 20 minutes after baby
• Don’t tug on cord

16. • Stages of labor
• Third stage: placental
Childbirth and Obstetrical
Emergencies

17. SAMPLE History
• When was your last menstrual cycle?
• When is your due date?
• How many weeks are you?

18. SAMPLE History
• Have you ever been pregnant before?
• Any complications?
• How many kids do you have?

19. SAMPLE History
• Any complications with this pregnancy?

20. SAMPLE History
• What is going on right now?
• Contractions?
• Discharge?
• Pain?

21. SAMPLE History
• Who is your doctor?
• Which hospital do you go to?
• Have you had prenatal care?
• When was your last appointment?
• When was your last ultra sound?

22. Gravidity/Parity
• Gravida- pregnancies
• Para- live births (births after 20 weeks)
• Abo- abortions/ miscarriages

23. Gravidity/Parity
• 3 pregnancies (including current one)
• 2 births
• Gravida 3, Para 2

24. Gravidity/Parity
• 4 pregnancies
• 2 live births
• 1 miscarriage
• Gravida 4, Para 2, Abo 1

25. Emergencies
• Labor
• Delivery
• GYN Problems

26. Your OB Kit

27. Birth

28. Birth

29. Birth

30. Birth

31. Birth

32. 25
Active Labor and Normal Delivery

33. 25
Active Labor and Normal Delivery

34. 25
Active Labor and Normal Delivery

35. 25
Active Labor and Normal Delivery

36. 25
Active Labor and Normal Delivery

37. 25
Active Labor and Normal Delivery
Insert NEW Figure 25-7f from PEC8

38. Active Labor and Normal Delivery

39. 25
Active Labor and Normal Delivery
Insert NEW Figure 25-7h from PEC8

40. Cutting the Cord(6-9 inches and 2-3 inches)

41. Nuchal Cord

42. Neonate Care

43. APGAR

44. Probl EMS
• Trauma
• Bleeding
• Placenta Previa
• Abruptio Placenta
• Ruptured Uterus
• Breech Baby
• Prolapsed Cord
• Shoulder Distocia
• Ectopic Pregnancy
• Pre-Eclampsia
• Eclampsia

45. Supine Hypotension

46. Bleeding
• Before birth
• After birth

47. Miscarriage
• Sad pictures next slide

48. Miscarriage

49. Trauma

50. Prolapsed Cord

51. Prolapsed Cord

52. Prolapsed
Cord

53. Prolapsed Cord

54. Breech

55. Breech

56. Breech

57. Limb Presentation

58. Multiple Births

59. Placenta Previa

60. Abruptio Placenta

61. Pre-eclampsia

62. Eclampsia

63. Ruptured Uterus

64. Ectopic Pregnancy

65. Braxton-Hicks Contractions
• It’s not that time yet….

66. Precipitous Delivery
• When do we stay on scene?
• When do we transport?

67. Shoulder Distocia

68. Premature Infant

69. Resuscitation Triangle

70. • Emergency care of the depressed newborn
• Oxygen
administration
The Newborn Infant

71. • Emergency care of the depressed newborn
• Ventilation with the bag mask
The Newborn Infant

72. • Emergency care of the depressed newborn
• Cardiopulmonary
resuscitation
The Newborn Infant