Nokea
Polycythaemia:
- A. Is a common cause of jaundice in the newborn
- B. Is significant if haematocrit > 65% on a capillary sample
- C. May cause apnoeas
- D. Exchange transfusion is the treatment of choice in symptomatic cases
Correct Answer: B
Rationale: Polycythaemia is considered significant if the haematocrit exceeds 65% on a capillary sample, as it can lead to hyperviscosity and related complications.
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Regarding resuscitation of a three-year old with asystole:
- A. Hypoxia is the commonest cause
- B. It commonly leads to ventricular fibrillation
- C. Intracardiac adrenaline is an absolute indication
- D. IV calcium gluconate is the first line of therapy
Correct Answer: A
Rationale: Hypoxia is the most common cause of asystole in children, emphasizing the importance of oxygenation during resuscitation.
What is cardiac power output (CPO) in a patient with acute anterior wall ST-elevation myocardial infarction and left ventricular failure? His mean arterial pressure was 60 mm Hg and cardiac output calculated on echo was 2.91l min−1.
- A. 0.48
- B. 0.38
- C. 0.58
- D. 0.68
Correct Answer: C
Rationale: Cardiac power output is calculated as (MAP × cardiac output) / 451. For the given values, the correct calculation gives a value of 0.58.
What are THREE long-term complications in repaired Tetralogy of Fallot?
- A. Arrhythmia
- B. Pulmonary valve insufficiency
- C. Sudden Death
- D. Recurrent PS
Correct Answer: D
Rationale: Patients with repaired Tetralogy of Fallot are at risk of long-term complications such as recurrent pulmonary stenosis, arrhythmias, and valve insufficiencies.
Rare causes of bloody diarrhoea include:
- A. Campylobacter infection
- B. Peutz-Jegher's syndrome
- C. Enterotoxigenic E. coli
- D. Crohn's disease
Correct Answer: B
Rationale: Rare causes of bloody diarrhoea include conditions like Peutz-Jegher's syndrome which is a genetic disorder causing polyps in the gastrointestinal tract. Campylobacter Shigella and Enterotoxigenic E. coli are common causes of infectious diarrhoea while Crohn's disease is a chronic inflammatory condition.
A 10-year-old client contracted severe acute respiratory syndrome (SARS) when traveling abroad with her parents. The nurse knows she must put on personal protective equipment to protect herself while providing care. Based on the mode of SARS transmission, which personal protective should the nurse wear?
- A. Gloves
- B. Gown and gloves
- C. Gown, gloves, and mask
- D. Gown, gloves, mask, and eye goggles or eye shield
Correct Answer: D
Rationale: SARS is transmitted through droplets, so full protective gear, including eye protection, is necessary to prevent infection.