Respiratory Flashcards
Viral infective agents
adenovirus influenza A,b Para flu 1,3 RSV Rhinovirus
Bacterial infective agents
H influenzae M Catarrhalis Mycoplasma S aureus Strptococci
Rhinitis epidemiology and the dilemma
very common in winter
5-10 per year
prodrome to other illness eg pneumonia, meningitis
Otitis media appearance
erythema and bulging drum
Otitis media infection
primary viral
secondary bacterial - pneumococcus/H flu
otitis media treatment
analgesia
tonsillitis/pharyngitis - how to determine if its bacterial or vial and how to treat
throat swab
nothing or 10 days penicillin
NOT AMOXICILLIN
Presentation and treatment of croup
para flu 1 - common
well, coryza, stridor, hoarse voice and barking cough
oral dexamethasone
Epiglottitis presentation and treatment
H influenzae type B
rare, toxic
stridor, drooling
intubation and antibiotics
tracheitis presentation
croup which does not get better
fever, sick child
staph or strep
treating tracheitis
augmentin
Bronchitis presentation
common, endobronchial infection loose rattly cough with URTI post tussive vomit - glut chest free of wheeze and creps child well
causative organisms of bronchitis
haemophilus
pneumococcus
Mechanism of bacterial bronchitis
disturbed mucociliary clearance
minor airway malacia
RSV/adenovirus
infection secondary
Natural history of bacterial bronchitis
following URTI
last 4 weeks
first winter bad, second winter better, third winter fine
Persistent bacterial bronchitis
wet cough, more than 1 month
red flags with persistent bacterial bronchitis
age <6 months or over 4 years
static weight
associated SOB
disrupt child’s life
bronchiolitis - clinical diagnosis
LRTI - 30-40% of infants RSV, Para flu 3, HMPV nasal stuffiness, tachypnoea, poor feeding crackles +/- wheeze ONE OFF
LRTI
48 hrs, fever, SOB, cough
wheeze - bacteria unlikely
reduced or bronchial breath sounds
viruses, pneumococcus
Is it pneumonia or not?
signs are focal
creps
high fever