Operation risks

Question 1

Hysterectomy at CS

Answer 1

7-8 per 1000
New: 1.5 per 1000

Question 2

Need for further surgery after CS

Answer 2

5 in 1000

Question 3

ICU admission post CS

Answer 3

9 in 1000

Question 4

VTE post CS

Answer 4

4-16 per 10,000

Question 5

Bladder injury at CS

Answer 5

1 in 1000

Question 6

Ureteric injury at CS

Answer 6

3 in 10,000

Question 7

Death after CS

Answer 7

1 in 12,000
New: 1 in 4200

Question 8

Persistent wound and abdominal discomfort in the first few months after CS

Answer 8

9 in 100

Question 9

Readmission to hospital post CS

Answer 9

5%

Question 10

Haemorrhage at CS
Needing transfusion

Answer 10

5 in 1000
1-2%

Question 11

Infection post CS

Answer 11

6%

Question 12

Risk of uterine rupture in subsequent pregnancies post CS

Answer 12

2-7 in 1000

Question 13

Blood product shelf lives
- whole blood
- RBCs
- FFP
- Plts

Answer 13

• whole blood = 21-35 days
• RBC = 42 days
• FFP = 1 year
• Plts = 5 days

Question 14

At what INR can you proceed with surgery

Answer 14

<=1.4

Question 15

Laparoscopy risk of bowel injury

Answer 15

0.4 in 1000 if closed entry
0.6 in 1000 if open entry

Question 16

Laparoscopy risk of major vessel injury

Answer 16

0.2 in 1000

Question 17

Risk of umbilical adhesions post previous:
- midline laparotomy
- low transverse incision

Answer 17

• 50%
• 23%

Question 18

Laparoscopy risk of death

Answer 18

1 in 70,000

Question 19

Steps of hysterectomy

Answer 19

1. Enter abdomen
2. Rounds
3. Broad ligament
4. IPs (or utero-ovarian ligaments)
5. Bladder mobilisation
6. Uterine vessels
7. Cardinal ligaments
8. Uterosacrals
9. Vault

Question 20

Abdominal hysterectomy overall risk of serious complications

Answer 20

4%

Question 21

Abdominal hysterectomy risk of bladder/ureter damage

Answer 21

7 in 1000

Question 22

Abdominal hysterectomy risk of bowel injury

Answer 22

4 in 10,000

Question 23

TAH Haemorrhage requiring blood transfusion

Answer 23

23 women in every 1000 (common)
2.3%

Question 24

TAH risk of return to theatre because of bleeding/wound dehiscence

Answer 24

7 in 1000 (uncommon)

Question 25

TAH risk of Pelvic abscess/infection

Answer 25

2 in 1000 (uncommon)

Question 26

TAH risk of VTE

Answer 26

4 in 1000 (uncommon)

Question 27

TAH risk of death within 6 weeks
- main causes of death

Answer 27

32 in 100,000 (rare)
- PE and cardiac disease

Question 28

TVH risk of ureteric injury

Answer 28

0.5%

Question 29

TVH risk of bladder injury

Answer 29

1.2%

Question 30

TVH risk of bowel injury

Answer 30

0.4%

Question 31

Risk of hysterectomy after:
- CS for placenta praevia
- CS for placenta praevia and previous placenta praevia

Answer 31

• 11 in 100
• 27 in 100

Question 32

Need for further laparotomy during recovery from CS for placenta praevia

Answer 32

75 in 1000

Question 33

Risk of VTE after CS for placenta praevia

Answer 33

3%

Question 34

Risk of bladder or ureteric injury after CS for placenta praevia

Answer 34

6%

Question 35

Risk of future placenta praevia after CS for placenta praevia

Answer 35

23 in 1000

Question 36

Risk of MOH after CS for placenta praevia

Answer 36

21%

Question 37

Wound infection after CS

Answer 37

2-7%

Question 38

Uterine rupture after CS

Answer 38

Up to 1 in 98

Question 39

Placenta accreta spectrum post CS

Answer 39

1 in 1000

Question 40

Neonatal mortality post CS

Answer 40

1 in 2000