Horse presented as below for Cysts( swelling in nose)
Suggested treatment; the Lungs are Full and causing the phlegm accumulation on nose.
You will see the chest area is very full and there is a line down the side which runs up close to the Lung Back Shu point.
Cyst is in lungs area on facial diagnostic chart
What you need to do is clear the phlegm from the chest . So points.
Cv22 Cv17 Bl12, 13, Sp21 Lu11, Li5, will be main points.
After pics :