This can cause a lump at times along with redness. If you have a lump
and the pulsing is in the area of the lump
, ten it could be a cyst or an abscess.
You should get the blood levels of the following checked if they have not already been checked: potassium, calcium, sodium, vitamin B complex, or vitamins B1, B3, or B6 and Vitamin D. Generally deficiencies of any of the above can cause muscle twitching and spasms in localized or generalized areas of the body.