question: hi there doctor i am bilal i have problem with bleeding gums.also blood stain on phlegm i went to to dentist he gave me medicine and he did scaling now i am feeling well but there is a still little a bit mucus come in my throat i think it comes from chest but some time there is a stain of blood on mucus or phlegm not too much a little bit.i have nt got any fever any pain on chest nothing.i recently got the treatment dentist call it scalling.i need to go once more.i do have some time breathing problem but not too much i really want to know thats is the bleeding gums is the real cause for this blood stain on pghlem.