Thursday 4 February 2021

Tutorial 4th. February 2021

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13

Role-play. Developmental dysplasia of the hip.

14

Structured conversation. Labour ward scenario 1.

15

Structured discussion. Breastfeeding.

16

SBA. Pertussis

 13.         Candidate’s instructions.

You are the SpR in the antenatal clinic. Jenny Brown has been booked in her second pregnancy by the midwife. She has some questions about congenital dislocation of the hip, which affected her first child, now 6 years old. The midwife who did the booking does not feel able to provide adequate answers and has asked you to see the patient.

 

14.   Structured conversation. Labour ward scenario 1.

Candidate’s instructions.

You are the registrar on duty and responsible for the labour and gynae wards. You have just had the handover. Your task is to discuss the overall management of the wards with the examiner, to prioritise the patients and decide the allocation of staff to care for them.

This station was written for the first tutorial I ran for the OSCE exam when it was introduced more than 20 years ago. There are a number of phrases and concepts that reveal this distant origin, but I have retained them for nostalgic reasons. I ran the tutorial on a Sunday afternoon when I was on-call and used what was happening on the labour and gynae wards that day.

Labour Ward. Sunday 13.00 hours.

1

Mrs JH

Primigravida. T+8. In labour. Cx. 6 cms.

2

Mrs AH

Primigravida at T. In labour. Cx. 5 cms.

3

Mrs. BH

Para 2. 30 days post delivery. 2ry. PPH > 1,000 ml. Hb. 9.3.

4

Mrs SB

Primigravida. 32/52 gestation. Admitted 30 minutes ago. Abdominal pain + 200 ml. bleeding. Nephrostomy tube in situ - not draining since this morning. Low placenta on 20 week scan.

5

Mrs KW

Para 1. In labour. Cx. 5 cm. Ceph at spines.

6

Mrs KT

Para 0+1. 38 weeks. SROM. Ceph 2 cm. above spines. Clear liquor.

7

Mrs TB

Para 1. T+4. Clinically big baby. Cx fully dilated for 1 hour. Early decelerations.

8

Mrs RJ

Primigravida. Epidural. RIF pain. Cx fully dilated for 1 hour. Shallow late decelerations. OT position. Distressed ++. BP /105. ++ protein. Urine output 50 ml in past 4 hours.

9

Mrs KC

Transfer from ICU. 13 days after delivery of 32 week twins. Laparotomy on day 7 for pelvic pain and fever. Infected endometriotic cyst removed. IV antibiotics changed to oral.

Gynaecology ward.

8 major post-operative cases who have been seen on the morning ward round and are stable. The husband of a patient who had Wertheim's hysterectomy on the Friday has asked to see a doctor for a report on the operation.

 

1

Mrs JB

10 week incomplete miscarriage. Hb. 10.8. Moderate fresh bleeding.

2

Ms AS

19 years old. Nulliparous. Just admitted with left iliac fossa pain. Scan shows unilocular 5 cm. ovarian cyst.

Medical staff:

Consultant at home. Registrar - you. Senior House Officer with 12 months experience.

Registrar in Anaesthesia. Consultant Anaesthetist on call at home.

Midwifery staff:

Senior Sister. Trained to take theatre cases. Able to site IV infusions and suture episiotomies and tears.

3 staff midwives. 1 trained to take theatre cases. Two able to site IV infusions.

1 Community midwife looking after Mrs. KW. 2 Pupil Midwives.

 

15.         Pertussis.

Question  1.      

Why is pertussis of current concern in obstetrics?

Option List

A

Research has linked pertussis in the 1st. trimester with an ↑ risk of congenital heart disease

B

A mini-epidemic since 2011 has caused ↑ deaths of mothers & of babies < 3 months

C

A mini-epidemic since 2011 has caused ↑ deaths of babies < 3 months

D

The infecting organism has become increasingly drug-resistant

E

The infecting organism has become increasingly virulent

Question  2.      

Which organism causes whooping cough?

Option List

A

Bordella pertussis

B

Bacteroides pertussis

C

Rotavirus whoopoe

D

Respiratory syncytiovirus pertussis

E

None of the above

Question  3.      

Which, if any, of the following statements is true about the organism what causes whooping cough? This is not a true SBA as I have condensed several questions into one to save space, there are more than 5 options and there may be more than one correct answer.

Option List

A

the organism is aerobic

B

the organism is anaerobic

C

the organism is capsulated

D

the organism is flagellate

E

the organism is an obligate intra-cellular parasite

F

the organism is a Gram -ve diplococcus

G

the organism is a Gram +ve diplococcus

H

the organism requires special transport media

I

no one is going to ask me any of this stuff

 

 

 

 

 

 

 

 

 

 

Question  4.           

Which of the following statements is true?

Option List

A

Pertussis is no longer a significant threat to infants

B

Pertussis remains a significant threat to infants

C

The risk of death from pertussis is eliminated by timely antibiotic therapy

D

the risk of death from pertussis is eliminated by timely antiviral therapy

E

None of the above

Question  5.      

Which of the following statements is true?

Option List

A

Pertussis is not a notifiable disease

B

Pertussis is a notifiable disease

C

Pertussis is not a notifiable disease, but cases should be reported to the local bacteriologist

D

Pertussis is not a notifiable disease, but cases should be subject to audit

Question  6.      

What is the main mode of spread of the organism that causes pertussis?

Option List

A

contact with contaminated surfaces

B

contaminated food

C

contaminated water

D

respiratory droplets

E

none of the above

Question  7.           

What is the main reservoir of the organism that causes pertussis?

Option List

A

budgerigars

B

cats

C

dogs

D

humans

E

pigeons

F

pigs

G

none of the above

Question  8.      

What is the epidemiology of pertussis?

Option List

A

the condition is endemic

B

the condition is endemic with mini-epidemics every 3-5 years

C

the condition is endemic with mini-epidemics most years in the winter months

D

the condition is epidemic, with outbreaks at roughly three-year intervals

E

the condition is epidemic, with outbreaks at unpredictable intervals

Question  9.           

What is the incubation period for pertussis?

Option List

A

3-6     days

B

7-10   days

C

11-14 days

D

15-18 days

E

none of the above.

Question  10.        

What is the duration of infectivity of someone with pertussis?

Option List

A

2 days from exposure → 5 days after onset of paroxysms of coughing

B

3 days from exposure → 10 days after onset of paroxysms of coughing

C

4 days from exposure → 14 days after onset of paroxysms of coughing

D

6 days from exposure → 21 days after onset of paroxysms of coughing

E

none of the above

Question  11.        

What % of non-immune, close contacts of pertussis will develop the disease?

Option List

A

50%

B

60%

C

70%

D

80%

E

90%

Question  12.   

What practical issues are current for obstetrician in relation to pertussis?

Option List

A

The DOH advises that all pregnant women be immunised to maternal death rates.

B

The DOH advises that all pregnant women be immunised to deaths in babies < 3 months.

C

The DOH advises that all babies be immunised at birth.

D

The DOH advised that “Boostrix- IPV should replace “Repevax” from July 2014.

E

The DOH advises that immunisation of pregnant women be continued until 2019

Question  13.        

Which, if any, of the following statements is true in relation to average annual number of deaths due to pertussis in the years before routing child immunisation was introduced?

Option List

A

the number was 10,000

B

the number was    5,000

C

the number was    4,000

D

the number was    3,500

E

the number was <1,000

Question  14.   

Which, if any, of the following statements are true in relation to pertussis vaccine.

Option List

A

Boostrix- IPV” is a vaccine for pertussis only

B

“Repevax” is a vaccine for pertussis only

C

Boostrix- IPV” & “Repevax” are live, attenuated vaccines

D

Boostrix- IPV” & “Repevax” act against diphtheria, tetanus and polio as well as pertussis

E

Boostrix- IPV” & “Repevax” are acellular

Question  15.   

Which, if any, of the following statements are true in relation to the JCVI’s advice of the best time to administer pertussis vaccine in pregnancy?

Option List

A

20 - 24 weeks

B

25- 28 weeks

C

28 - 32 weeks

D

28 - 34 weeks

E

none of the above

Question  16.        

A woman has suspected pertussis in early pregnancy. Should she still be offered vaccination?

Option List

A

Yes

B

No

C

I don’t know

D

I don’t know

E

I hate this subject now

Question  17.        

A woman has proven pertussis in early pregnancy. Should she still be offered vaccination?

Option List

A

Yes

B

No

C

I don’t know

D

I don’t know

E

I hate this subject now

Question  18.        

A pregnant woman misses out on vaccination as part of the TIPP. Should vaccination still be offered in the puerperium?

Option List

A

Yes

B

No

C

I don’t know

D

I don’t know

E

I hate this subject now

 

16.   Structured conversation. Breastfeeding.

Candidate’s instructions.

The examiner will ask 7 questions about breasfeeding.


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