Inspiratory<unk> 
Suggestive of extrathoracic obstruction (Pressuretrach < Pressureatm)
foreign body, epiglottitis
Expiratory<unk>  vs. wheezing
Suggestive of intrathoracic obstruction (Pressuretrach < Pressurepleura)
Asthma
Suggestive of extrathoracic obstruction (Pressuretrach < Pressureatm)
foreign body, epiglottitis
Suggestive of intrathoracic obstruction (Pressuretrach < Pressurepleura)
Asthma
Stridor
Larynx fracture
Dysphagia
Tracheobronchial tear/injury
Black hairy tongue
Thyroid gland injury/trauma
Paronychia
Tracheal injury