Respiratory Tract (non neoplastic) Flashcards
What are 4 examples of upper airway infections?
Rhinitis
Laryngitis
Tonsilitis
Sinusitis
What are the symptoms of upper airway infections?
Malaise, headache, sore throat, discharge
What is the main lower airway infection?
Pneumonia
What are the 3 possible causes of pneumonia?
Infectious agents
Inhalation of chemicals
Chest wall trauma
What are the 6 types of pneumonia?
Community acquired Hospital acquired Aspiration Chronic Necrotising/lung abscesses Immunocompromised host
What are the clinical features of pneumonia?
Fever, rigours, SOB, pleuritic chest pain, purulent sputum, cough
What organisms are involved in community acquired pneumonia?
Strep. pneumoniae
Haemophilus influenzae
Staph aureus
What is the other name for hospital acquired pneumonia?
Nosocomial pneumonia
What are the bacteria involved in hospital acquired pneumonia?
Gram negative bacili
Staph aureus
What are the clinical presentations of hospital acquired pneumonia?
Fever
Increased white cell count
Cough with purulent sputum
Chest x ray changes
What causes aspiration pneumonia?
Inhalation of foreign material
Where in the lungs does aspiration pneumonia affect?
Right middle and right lower lobe
What does PFT stand for?
Pulmonary function test
What does FVC stand for?
Forced vital capacity
What is emphysema?
Irreversible enlargement of airspace distal to the terminal bronchiole- destruction of wall without fibrosis
What are the 3 types of emphysema?
Centriacinar
Panacinar
Paraseptal
Irregular