Make sure that the listening area is quiet, and importantly, do not listen through the patient's clothing. Warm your stethoscope either by carrying it in your pants pocket or by vigorously rubbing it.

A man in his early fifties developed lingual and sublingual haematomas causing acute airway compromise that required an emergent tracheostomy. He had been on warfarin following prosthetic mitral valve ...

Premature infants are at risk for lower airway obstruction; however, maturation of reflex pathways regulating lower airway patency is inadequately studied. We hypothesized that postnatal maturation ...