White growth in hens throat

[mapel walnut]

My chicken has a white tissue filled with blood in her throat she is staying by her self and will not drink any ideas on what this might be?
HELP

 

[skeeeter]

It could be a blister or a cyst.. is it growing?
Could you get a picture?

 

[Wyorp Rock]

My chicken has a white tissue filled with blood in her throat she is staying by her self and will not drink any ideas on what this might be?
HELP

Please post photos.

Is there a bad odor?