Hello
Cough from long duration .
Now from last two weeks cough associated with sputum and blood in it.
Fever also present .
Old age patient .
All these symptoms may be due to these possibilities , these include.
1
Tuberculosis , as this is most common cause of cough with blood in phlegm or sputum with fever . Diagnosis can be confirmed by X ray chest , blood for C B C , E S R ( if very high i.e.> 90 mm of 1st hour clearly suggestive of tuberculosis with these symptoms )Tuberculin test also help.
2 The next reason of such symptoms may be due to
bronchiectasis . Get in X ray , blood for C B C & E S R . Copious amount of expectoration present in bronchiectasis.
3 Cancer as this is one of the most common reason of hemoptysis , if cough is from long duration . Diagnosis can be confirmed by M R I of lungs .
However there are so many other reasons of such symptoms as
mitral stenosis ,
bleeding disorder , sore throat ( forceful cough ).
So
consult a pulmonologist and get his opinion as mentioned above.