Normal sniff test

Case contributed by Dr Craig Hacking


Recurrent progressive dyspnoea.

Patient Data

Age: 60 years
Gender: Female

Normal excursion of both hemidiaphragms was observed during quiet inspiration and expiration. During the sniff test, normal diaphragmatic relaxation was identified on both sides. No paradoxical diaphragmatic excursion was identified to suggest phrenic nerve palsy.

Case Discussion

Example of a normal sniff test.

See sniff test for a description of the procedure.

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Case information

rID: 35786
Published: 23rd Apr 2015
Last edited: 9th Nov 2018
System: Chest
Inclusion in quiz mode: Included

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