Mehl. pulmo inf.:bronchiolitis, croup, epiglotitis 04-03 (4) Flashcards
Bronchiolitis. what age?
kid <18 months old
Bronchiolitis. CP?
low grade fever + bilateral weezing
kid <18 months old, low grade fever + bilateral weezing. Dx?
Bronchiolitis
Bronchiolitis. Cause?
RSV
Bronchiolitis. Tx?
supportive on usmle.
Do no choose answers like ribavirin or palivizumab
Laryngotracheal bronchitis other name?
croup.
Laryngotracheal bronchitis (croup). cause?
paramyxovirus (aka parainfluenza virus).
paramyxovirus (aka parainfluenza virus). causes what?
Laryngotracheal bronchitis (croup).
Laryngotracheal bronchitis (croup). CP?
hoarse, barking, or seal-like cough in school age kid.
hoarse, barking, or seal-like cough in school age kid. Dx?
Laryngotracheal bronchitis (croup).
The Q can say the cough gets better when his dad brings him out into the cold air. Dx?
Laryngotracheal bronchitis (croup).
Laryngotracheal bronchitis (croup).
Neck x-ray shows?
Neck x-ray shows “steeple sign,” which is sub-glottic narrowing.
Neck x-ray shows “steeple sign,” which is sub-glottic narrowing. Dx?
Laryngotracheal bronchitis (croup).
Laryngotracheal bronchitis (croup).
Sometimes the Q can give you easy vignette of croup, but then the
answer is just “larynx” (literally inflammation of the larynx, trachea, and the bronchi).
.
“Sub-glottic” means what?
“Sub-glottic” means below the area of the vocal cords.
The larynx is the area encompassing ….?
The larynx is the area encompassing the vocal cords.
Laryngotracheal bronchitis (croup).
Tx?
supportive
Laryngotracheal bronchitis (croup). Tx if the force you to choose actual Tx?
nebulized racemic epinephrine is the answer.
Epiglotitis, cause?
Haemophilis influenzae type B.
Haemophilis influenzae type B. Dx?
Epiglotitis
Epiglotitis. seen in what patients? 2
Seen in unvaccinated and immigrants (can be unvaccinated),
as well as patients with asplenia or sickle cell (auto-splenectomy).
Epiglotitis. m/o can cause what systemic disease can occur?
meningitis
Epiglotitis. Xray?
X-ray of neck shows “thumbprint sign.”
Presents as child who has fever + difficulty breathing. They can say the
kid is drooling and/or in tripod positioning (facilitates use of accessory muscles). Dx?
Epiglotitis.
Epiglotitis. Cp?
child who has fever + difficulty breathing.
They can say the
kid is drooling and/or in tripod positioning (facilitates use of accessory muscles).
Epiglotitis. usmle wants what emergency treatment?
USMLE wants intubation as answer. Epiglottitis is a medical emergency
that can lead to sudden occlusion of the airway.
Epiglotitis. Tx abs?
Tx = 3rd-gen cephalosporin (cefotaxime in peds, or ceftriaxone);
Epiglotitis. Tx for close contacts?
give rifampin to close contacts.
