> green, yellow, brown sputum
> blood in sputum- pink & frothy (suspect Heart failure)
> dark red may indicate tuberculosis. Rusty coloured may indicated community acquired pneumonia
> Barking cough (suspect croup)
>very bad cough/quickly worsens (hacking cough and cannot stop)
> side of patients neck feels swollen & painful (swollen glands)
> patient has a weak immune system - chemotherapy or diabetic patient
>Ace inhibitors (dry cough especially on initial treatment )