Thanks for choosing health care magic for posting your query.
I have gone through your question in detail and I can understand what you are going through.
If the bumps are not painful, it suggests that it cannot be an infection. In that case your headache may not be related to the bumps.
Do a visual acuity as visual disturbance is also a common cause of headache.
for the pain initially and if the headache persists then it will have to be investigated.
Hope I am able to answer your concerns.
If you have any further query, I would be glad to help you.
In future if you wish to contact me directly, you can use the below mentioned link:
Wish you good health,
Dr. Srikanth Reddy M.D.