A careful nasal examination, Allergen-specific testing includes Skin testing, Serum tests for allergy
, Allergen challenge and as well as Evaluation for concurrent conditions like Sinusitis and Asthma is necessary and it directs further steps for management.
You need to avoid the exposure by covering nose with a cloth, whenever you are exposed to dust.
It should be differentiated from vasomotor rhinitis and Atrophic rhinitis for which consult ENT specialist. Take care and regards.