Table 3.

Diagnostic evaluation

Standard Evaluation to be Conducted for All Pediatric Patients with Severe Asthma Referred for Specialist Evaluation	Additional Evaluation to be Considered on the Basis of Individual Patient Assessment
Pre/post spirometry	Inspiratory loops
Complete blood cell count with differential	Lung volumes
Immunoglobulin E	Sweat test
Specific immunoglobulin E or skin-prick test	Immunoglobulin levels
	Computed tomographic imaging of the chest
	Computed tomographic imaging of the sinuses
	Flexible bronchoscopy
	Direct laryngoscopy
	Esophagogastroduodenoscopy
	Polysomnography
	Adrenal insufficiency screening