Postpartum Hemorrhage

Question 1

How much blood loss equals a 1 point drop in the hematocrit?

Answer 1

100 mLs

Question 2

How much blood loss equals a 1-1.5 g of hemoglobin?

Answer 2

500 mL

Question 3

What is the blood loss to weight ratio?

Answer 3

1 mL of blood equals 1 g of weight

Question 4

What is the leading cause of postpartum hemorrhage?

Answer 4

Uterine Atony

Question 5

What are the four causes of postpartum hemorrhage?

Answer 5

1. Tone
2. Trauma
3. Tissue
4. Thrombin

Question 6

What is the difference between an early vs a late postpartum hemorrhage?

Answer 6

Early: within 24 hours
Late: 24 hours to 6 weeks

Question 7

What is the normal range for Prothrombin Time (PT)?

Answer 7

11-14 seconds

Question 8

What is the normal range of Partial Prothrombin Time (PTT)

Answer 8

25-35 seconds

Question 9

What is the normal range for Fibrinogen?

Answer 9

150-400 mg/dL

Question 10

What are the main drugs for Postpartum Hemorrhage?

Answer 10

Oxytocin, Misoprostol, Methergine, Hemabate, and Tranexamic Acid

Question 11

In which maternal condition is methergine not recommended?

Answer 11

With elevated blood pressure, this causes vasoconstriction.

Question 12

In which maternal condition is hemabate not recommended?

Answer 12

With asthma, this causes bronchoconstriction.

Question 13

How much does 500 mLs of whole blood increase the H/H?

Answer 13

Increase hematocrit 3% and hemoglobin 1 g/dLT

Question 14

True or False: Whole blood contains clotting factors?

Answer 14

False: PRBC’s, Platelets, FFP, and Cryo all contain clotting factors.