General Pathology Lecture 32: Pulmonary Embolism + Pneumonia

Are pulmonary embolisms caused by small or large emboli?

Large

Where are 95% of thrombosis present that causes pulmonary embolisms?

Deep veins of leg

Patients with one embolism have how much of another one?

30%

What is the main management method of pulmonary embolism?

Potent thrombolytics

What is the main cause of pulmonary arterial hypertension?

Recurrent thromboemboli

What is the main driver of pulmonary arterial hypertension?

Atherosclerotic deposits

How much of deaths in the US are caused by pneumonia?

1/6

In what two ways could pathogens be transmitted to cause pneumonia?

1. Inhalation

2. Aspiration during sleep

What is the main condition of pneumonia in the lungs?

Consolidation

What is air replaced with in consolidation?

Alveolar exudate

Which type of pneumonia causes patchy consolidation?

Bronchopneumonia

Which type of pneumonia causes more severe consolidation?

Lobar pneumonia

What is the main comorbidity of pneumonia?

Previous episode of pneumonia

What is the viral pneumonia subtype that is more common in adults?

Influenza

What is the main radiographic appearance of viral pneumonia?

Patchy radiopacities

What is the main feature of viral pneumonia?

Acute/severe upper respiratory tract infection

Is there sputum when coughing with viral pneumonia?

Minimal sputum

What are the three main features of bacteria pneumonia?

1. Cough with thick sputum

2. Stabbing chest pain

3. Sudden fever

What is the main management method of bacterial pneumonia?

Antibiotics

What is the management method of severe bacterial pneumonia?

Invasive ventilation

What is the main prevention method of bacterial pneumonia?

Vaccination

What is the main radiographic appearance of bacterial pneumonia?

Radiopaque lesion

What does bacterial pneumonia usually follow?

Viral upper respiratory tract infection

What is the most common bacteria that causes bacterial pneumonia?

Streptococcus pneumoniae