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Table 6 Tools for the evaluation of nasal patency and flow

From: Diagnostic tools in Rhinology EAACI position paper

  PNIF Rhinomanometry Acoustic rhinometry
Diagnostic purposes    
- unilateral disease - ++ ++
- correlation with syptoms +++ + +
Use in children    
2-6 y - + +++
6-18 y - ++ +++
Provocation studies +++ +++ +++
Clinical trials +++ +++ +++
Home monitoring +++ - -
Evaluation of effect of treatment +++ +++ +++