Reactive Airway Disease

Question 1

What is RAD?

Answer 1

Sudden onset of asthma-like sx following high level exposure gas, vapor or fumes

Question 2

How long is the onset after exposure in patients with RAD?

Answer 2

Within 24 hours

Question 3

What does RAD resemble?

Answer 3

Asthma

Question 4

What are some house hold exposures that could cause RAD?

Answer 4

• Floor sealants
• spray paint
• bleaching agents
• house hold cleaners containing morpholine

Question 5

What are some chemical exposures that could cause RAD?

Answer 5

Chlorine, sulphuric acid, ammonia, hydrochloric acid, acetic acid, phosgene,
hydrogen sulphide, sodium azide, sodium hypochlorite, toluene di-isocyanates, organic
solvents.

Question 6

What are some industrial exposures that could cause RAD?

Answer 6

Paint spraying, metal-coat removers, welding, heated plastics or acids, epoxy
resins, perfumes, pesticides, enzymes, industrial cleaning products, dust or molds in
silos.

Question 7

What are some miscellaneous exposures that could cause RAD?

Answer 7

Fire and smoke inhalation, burning paint fumes, tear gas, and locomotive exhaust.

Question 8

What might a CXR find in RAD patients?

Answer 8

Non specific findings, inflammation/edema if severe

Question 9

How do patients with RAD respond to beta 2 agonists?

Answer 9

Less responsive

Question 10

How do you treat RAD?

Answer 10

Oral corticosteroids and bronchodilators within 3 months