Chapter 207 : Aerodigestive Foreign Bodies and Caustic Ingestions Flashcards
What is the minimum safe size for objects used by Children as mandated by Consumer Products Safety Act of 1979
> 3.17 x 5.71 cm
Verduc first descrbied which procedure for foreign body extraction in 1717
Bronchotomy
Kirstein was one of the first to do this procedure in 1895
Direct laryngoscopy
True/False: Foreign body ingestions/aspirations are more common in boys and those ≤ 3 years of age
TRUE
Why is the right mainstem bronchus more likely to be the site of foreign body aspiration
More vertical, wider lumen
Endoscopic removal is needed in how many percent of foreign body ingestions
10 - 20%
Most common foreign body ingested:
Coins, pins
What are the 3 stages of foreign body aspiration/impaction:
- impaction, 2. asymptomatic, 3. complications
Stridor or dyspneas is more indicative of:
Foreign body aspiration
Drooling, vomiting, or dysphagia is more indicative of:
Foreign body ingestion
How many percent of foreign body ingestions have a normal PE
89%
Classic postion of foreign bodies in the trachea:
Coronal position on AP view: esophagus; Sagittal position on AP view: tracheostomies
Four possible areas of impaction in the esophagus
UES, aortic arch, mainstem bronchi, LES
True/False: in an otherwise healthy, asymptomatic child with a distal/midesophageal object presenting within 24 hours can be observed for 8 - 16 hours
TRUE
Indications for urgent extraction of a foreign body ingestions
Lasting > 24 hours, sharp/caustic ingestion
True/False: Caustic materials are generally highly basic substances
TRUE
True/False: Corrosive material are generally highly acidic substances
TRUE
Corrosive ingestion is more damaging to the esophagus or stomach?
Stomach
Caustic ingestion is more injurious due to what mechanism:
Liquefaction
Most common symptom in caustic ingestion
Vomiting
Endoscopy is ideally done within what time frame from caustic ingestion
12 - 48 hours
