Respiratory Tract Infections (the less special ones ya know what I mean) Flashcards
What is croup?
Viral laryngotracheobronchitis
What are the symptoms of croup?
Stridor
Hoarse voice
Barking cough
How do you manage croup?
(single dose of an) Oral steroid to decrease inflammation
What is epiglottitis?
Inflammation of the epiglottis
Severe croup in children aged 2-7 years - may progress to respiratory obstruction
Epiglottitis is most commonly caused by?
H. influenza type B
What are clinical features of acute epiglottitis?
Hot runny nose
What are investigations/tests for epiglottitis?
Blood culture
CXR
What would be seen on CXR for epiglottitis?
Thumbprint sign
How do you manage acute epiglottis?
ITU
Ceftriaxone
What is pertussis?
Whooping Cough
Acute tracheobronchitis
What causes Whooping cough?
Bordetella pertussis
What are the clinical features of pertussis?
Paroxysmal coughing for 2 weeks
Repeated violent exhalation with severe inspiratory “whoop”
Vomiting common
Residual cough for > month
What are investigations/tests for Pertussis?
Perinasal swab
Serology
What is the 1st line treatment for pertussis?
Erythromycin
What causes the ‘flu?
Influenza A = pandemics
or Influenza B
Which bacterium is a common secondary invader in ‘flu?
Haemophilus influenza
What are clinical features of ‘flu?
Fever (high, abrupt onset) Malaise Myalgia Headache Cough Prostation
Which investigations can be done for ‘flu?
PCR
Antibody detection
What are possible complications of ‘flu?
Pneumonia
What is the management for ‘flu?
Symptomatic
Antivirals in ‘flu are only prescribed to?
High-risk of co-morbidities
Give examples of antivirals used in ‘flu?
Osetlamivir
Tanamivir
What is a possible prevention method of ‘flu?
Vaccine (to those at risk of complications and health care workers
Live attenuated vaccine - all children 2-17 yrs old
What is bronchiolitis?
Bronchi inflammation and occlusion
What causes over 90% of bronchiolitis?
RSV
What are clinical features of Bronchiolitis?
1-2 years old
Fever, coryza, wheeze
In severe cases, bronchiolitis can present with?
Grunting
Hypoxia
Intercostal/sternal undraping
Which investigations can be performed for bronchiolitis?
PCR on throat
Perinasal swabs
What are possible complications of bronchiolitis?
Respiratory and cardiac failure (more common in prematurity)
How is bronchiolitis treated?
Supportive
What is coryza?
The common cold
Acute viral infection of the nasal passages
What are the main causes of coryza? How do they spread?
Mainly rhinoviruses
Also adenoviruses and RSV
Droplets and fomites
What are clinical features of coryza?
Purulent nasal discharge
What are possible complications of coryza?
Sinusitis
Acute bronchitis
How is coryza managed?
Self-limiting
Rest and paracetamol