As winter starts, it gets colder and more people get colds. With this comes an increase in the number of patients suffering from rhinitis and sinusitis. How to determine whether you have rhinitis or sinusitis without a specialist examination? But in terms of symptoms can do the following comparison: a nasal congestion: cold-induced rhinitis nasal congestion time is generally short, usually about a week to improve; sinusitis is longer or very long; second, nasal secretions: rhinitis is mostly thin snot after turning into mucus white snot; sinusitis, more mucus purulent yellow or yellow-green, and even may have a bad smell; third, headache: rhinitis more than headache, heavy may have a head stuffy feeling The most important thing is to have a headache; sinusitis, more headache, acute cases will also show a regular, fixed (the same part) of the headache; four, smell: rhinitis does not affect the sense of smell; sinusitis, it is easy to affect the sense of smell, especially the sieve sinusitis. In short, any long history, heavy symptoms, headache, poor sense of smell, should go to the specialist as soon as possible, so as not to delay the formation of chronic sinusitis;.