A common cold is a viral infection primarily affecting the upper respiratory tract including the nose and throat However in some cases it may develop into a sinus infection Here are some signs that ma ...

A study utilized transient numerical simulations to investigate airflow characteristics throughout the entire upper airway, from the nasal cavity to the trachea. This research revealed that the ...

The entire tract is then cauterised to eliminate remaining debris and a brush is used for curettage. A pilonidal sinus is a small hole or tunnel at the top of your bottom, between your buttocks.