DOH Emergency Medicine & Critical Care 2

Question 1

In the management of a tension pneumothorax, what is the immediate life-saving intervention?

Accepted Answer

Needle decompression at the 2nd intercostal space, mid-clavicular line

Answer

Chest X-ray followed by chest tube insertion

Answer

Positive pressure ventilation with high FiO2

Answer

Endotracheal intubation and mechanical ventilation

Question 2

Which of the following is the most appropriate initial management for a patient with status epilepticus lasting more than 5 minutes?

Accepted Answer

Intravenous lorazepam 0.1 mg/kg

Answer

Phenytoin IV loading dose

Answer

Oral diazepam 10 mg

Answer

Levetiracetam IV infusion over 30 minutes

Question 3

What is the most common cause of acute upper gastrointestinal bleeding in adults presenting to the emergency department?

Accepted Answer

Peptic ulcer disease

Answer

Mallory-Weiss tear

Answer

Esophageal varices

Answer

Arteriovenous malformation

Question 4

A patient presents with severe chest pain radiating to the back, unequal blood pressures in both arms, and widened mediastinum on chest X-ray. What is the most likely diagnosis?

Accepted Answer

Aortic dissection

Answer

Acute myocardial infarction

Answer

Pulmonary embolism

Answer

Tension pneumothorax

Question 5

In the management of acute stroke, what is the maximum time window for administering IV tissue plasminogen activator (tPA) from symptom onset?

Accepted Answer

3–4.5 hours

Answer

2 hours

Answer

6 hours

Answer

12 hours

Question 6

Which of the following best describes the management priority using the ABCDE approach in a critically ill patient?

Accepted Answer

Airway secured first, then breathing, circulation, disability, exposure

Answer

Disability assessment before airway management

Answer

Circulation restored before airway is assessed

Answer

Exposure and environment controlled before airway assessment

Question 7

What is the recommended target mean arterial pressure (MAP) in patients with septic shock according to international guidelines adopted in UAE practice?

Accepted Answer

≥65 mmHg

Answer

≥55 mmHg

Answer

≥75 mmHg

Answer

≥85 mmHg