Week 20 SAQ Electronic

MODULE 20 short answer questions.

Below are 5 SAQs. You have 30 minutes. Good luck!

Module 20 saQS

SAQ 1.

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A 4 year old child presents to the emergency department after ingesting 4 of his grandmother’s 60mg modified release gliclazide tablets 30 minutes previously. This was a witnessed ingestion, and no other tablets were taken. The child is currently well. It is 4pm

His vital signs are:
HR          110         /min
BP           93/66     mmHg
RR           26           /min
T              36.7        oC
GSC        15

Question 1. (3 marks)

The child has been in your department for 2 hours. At this stage the resident looking after the child informs you that the BSL is 5.6mmol/L.

Outline your disposition considerations.

Outline your disposition considerations. *

Question 2. (6 marks)

An hour later your resident informs you that the paediatrics registrar told her that as the child was well at 3 hours with a normal BSL he could be discharged. Subsequently the resident discharged the child.

What actions will you take?

What actions will you take? *

Question 3. (1 mark)

The child returns 2 hours later (7 hours after the original overdose). He is drowsy and partially responsive.

What investigation will you order?

Question 3. (1 mark) The child returns 2 hours later (7 hours after the original overdose). He is drowsy and partially responsive. What investigation will you order? *

Question 4. (4 marks)

The BSL returns at 1.6. Give two alternatives to managing this toxic ingestion.

Question 4. (4 marks) The BSL returns at 1.6. Give two alternatives to managing this toxic ingestion. *

SAQ 2.

A 19 year old man presents to your ED after a fire at the factory he works at. He has no major injuries, but is complaining of severe dyspnoea.

His vital signs are:

HR          136         /min
BP           167/99 mmHg
RR           46           /min
Sats        100%     60% O2
T              37.1        oC

A primary survey in resus indicates that there is no mechanical injury. An urgent arterial blood gas is taken and the results are shown below.

FiO2                       0.6

pH                          6.95
pO2                        445         mmHg
PCO2                     17           mmHg
HCO3-                   6

Na+                        149         mmol/L
Cl-                           113         mmol/L

Lactate                 10.2        mmol/L

Question 1. (6 marks)

Describe the major acid base disturbances present and provide calculations to substantiate your answer.

Question 1. (6 marks) Describe the major acid base disturbances present and provide calculations to substantiate your answer. *

Question 2. (2 marks)

Your registrar suggests the patient may have a chemical pneumonitis from smoke inhalation. Comment on this in light of the ABG findings.

Question 2. (2 marks) Your registrar suggests the patient may have a chemical pneumonitis from smoke inhalation. Comment on this in light of the ABG findings. *

Question 3. (2 marks)

What is the likely diagnosis and why?

Question 3. (2 marks) What is the likely diagnosis and why? *

Question 4. (2 marks)

Give 2 treatment options for this patient.

Question 4. (2 marks) Give 2 treatment options for this patient. *

SAQ 3

Two patients present to your department after an industrial accident at their factory. Their factory specialises in glass etching, and a vat of hydrofluoric acid tipped over and splashed them.

Question 1. (3 marks)

List risk factors for systemic toxicity in hydrofluoric acid burns.

Question 1. (3 marks) List risk factors for systemic toxicity in hydrofluoric acid burns. *

Question 2. (3 marks)

The first patient has sustained burns to the fingers of his left hand. He states the HF solution they were using was 21%. He is complaining of severe pain. Give 3 options for managing this patient’s burn.

Give 3 options for managing this patient’s burn. *

Question 3. (5 marks)

The second patient received a large splash of HF to the face. On arrival to the ED with the ambulance he suffers a cardiac arrest. He is wheeled into your resus room covered in vomit.

Outline the important steps you will take as part of your ALS efforts.

Outline the important steps you will take as part of your ALS efforts. *

SAQ 4

A patient is brought into your hospital after collapsing at a local beach.

Question 1. (16 marks)

List six organisms that may have been responsible for envenomation of this patient. For each, list the
major mechanisms of toxicity.

List six organisms that may have been responsible for envenomation of this patient. For each, list the major mechanisms of toxicity *

SAQ 5

A 45 year old butcher is brought to your department unconscious after an apparent suicide attempt. He was found in his butcher store kitchen with an open packet of curing salt, and had left a suicide note.

His vital signs are:

HR          110         /min
BP           96/45     mmhg
RR           29           /min
O2 sats 86%        RA
T              36.7        oC

On arrival an arterial blood gas is taken in the resuscitation room. The results are shown below.

pH          7.10
PO2        105         mmHg
CO2        32           mmHg
HCO3-   16           mmol/L
O2 sat 95%

Na+        145         mmol/L
Cl-           109         mmol/L

Lactate 5.2          mmol/L

Your registrar notes a brown appearance to the patient’s blood.

Question 1. (5 marks)

What are the major disturbances in the arterial blood gas? Provide calculations to substantiate your answer.

Question 1. (5 marks) What are the major disturbances in the arterial blood gas? Provide calculations to substantiate your answer. *

Question 2. (2 marks)

What is the likely diagnosis and how will you confirm it?

Question 2. (2 marks) What is the likely diagnosis and how will you confirm it? *

Question 3. (3 marks)

Give 2 therapies will you institute for this patient.

Question 3. (3 marks) Give 2 therapies will you institute for this patient. *

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