Imaging for acute conditions (stroke, pulmonary embolism) MCQs

u930973931_answers

4 months ago

What is the primary cause of ischemic stroke?
- A) Hemorrhage
- B) Thrombosis
- C) Tumor
- D) Infection
Which symptom is commonly associated with a stroke?
- A) Sudden confusion
- B) Chronic headache
- C) Blurred vision over days
- D) Persistent cough
Which scale is commonly used to assess stroke severity?
- A) Mini-Mental State Examination
- B) NIH Stroke Scale
- C) Glasgow Coma Scale
- D) Hamilton Anxiety Scale
What is the recommended treatment for an ischemic stroke within 3 hours of onset?
- A) Antiplatelet therapy
- B) Tissue Plasminogen Activator (tPA)
- C) Anticoagulants
- D) Corticosteroids
What is a common risk factor for stroke?
- A) Low blood pressure
- B) Hypertension
- C) High HDL cholesterol
- D) Sedentary lifestyle
What is the most common type of stroke?
- A) Hemorrhagic stroke
- B) Ischemic stroke
- C) Cryptogenic stroke
- D) Transient ischemic attack
Which imaging technique is typically first-line for diagnosing stroke?
- A) MRI
- B) CT scan
- C) Ultrasound
- D) X-ray
What is the term for a temporary episode of neurological dysfunction without acute infarction?
- A) Ischemic stroke
- B) Transient ischemic attack (TIA)
- C) Hemorrhagic stroke
- D) Acute encephalopathy
Which factor increases the risk of hemorrhagic stroke?
- A) Aneurysm
- B) High potassium levels
- C) Low body mass index
- D) Age under 40
What is a common long-term complication following a stroke?
- A) Aphasia
- B) Renal failure
- C) Asthma
- D) Gastritis

Pulmonary Embolism MCQs

What is the most common source of pulmonary embolism?
- A) Fat
- B) Air
- C) Deep vein thrombosis (DVT)
- D) Bone
Which symptom is typical of a pulmonary embolism?
- A) Abdominal pain
- B) Sudden shortness of breath
- C) Diarrhea
- D) Joint swelling
What diagnostic test is preferred for pulmonary embolism?
- A) Chest X-ray
- B) CT pulmonary angiography
- C) Ultrasound
- D) MRI
Which risk factor is associated with increased likelihood of pulmonary embolism?
- A) Regular exercise
- B) Prolonged immobility
- C) Low BMI
- D) Non-smoker
What is the first-line treatment for a patient with acute pulmonary embolism?
- A) Anticoagulation
- B) Thrombolysis
- C) Surgical intervention
- D) Corticosteroids
What scoring system is commonly used to assess the risk of pulmonary embolism?
- A) Wells Score
- B) APGAR Score
- C) Glasgow Coma Scale
- D) MELD Score
Which sign may be present on examination in a patient with pulmonary embolism?
- A) Tachycardia
- B) Bradycardia
- C) Hypertension
- D) Jaundice
What complication can arise from untreated pulmonary embolism?
- A) Right heart failure
- B) Stroke
- C) Gastrointestinal bleeding
- D) Diabetes mellitus
What is the classic triad of symptoms associated with pulmonary embolism?
- A) Chest pain, fever, cough
- B) Dyspnea, chest pain, hemoptysis
- C) Nausea, vomiting, dizziness
- D) Abdominal pain, diarrhea, rash
What is the recommended duration of anticoagulation therapy for a first episode of unprovoked pulmonary embolism?
- A) 1 month
- B) 3-6 months
- C) 1 year
- D) Lifelong

Which condition can mimic symptoms of pulmonary embolism?
- A) Myocardial infarction
- B) Asthma
- C) Pneumonia
- D) Anemia
What is a non-modifiable risk factor for stroke?
- A) Hypertension
- B) Age
- C) Smoking
- D) Hyperlipidemia
In a patient presenting with a stroke, what is the first thing that should be assessed?
- A) Oxygen saturation
- B) Time of symptom onset
- C) Blood glucose level
- D) Past medical history
What is the primary goal of therapy for pulmonary embolism?
- A) Treat underlying infection
- B) Prevent further clot formation
- C) Relieve pain
- D) Improve lung function
Which imaging study is contraindicated in acute hemorrhagic stroke?
- A) CT scan
- B) Thrombolysis
- C) MRI
- D) Chest X-ray
Which medication is often used for secondary prevention of stroke?
- A) Aspirin
- B) Warfarin
- C) Clopidogrel
- D) Statins
What is a potential long-term effect of pulmonary embolism?
- A) Chronic thromboembolic pulmonary hypertension
- B) Liver cirrhosis
- C) Heart failure
- D) Renal failure
What laboratory test is commonly ordered in suspected stroke cases?
- A) Coagulation profile
- B) Urinalysis
- C) Complete blood count
- D) Liver function tests
What factor contributes to the development of deep vein thrombosis?
- A) Venous stasis
- B) High physical activity
- C) Adequate hydration
- D) Low cholesterol diet
Which of the following interventions can reduce the risk of pulmonary embolism in hospitalized patients?
- A) Early mobilization
- B) Increased fluid intake
- C) Smoking cessation
- D) Dietary modification