I Started To Feel A Small Tender Are At The

I started to feel a small tender are at the top of my head about an inch back from my forehead on the left side. The area of tenderness has. Increased, moving to my forehead no temple. The area feels slightly swollen. Today I stated feeling a sharp, spasm like pain in the left ear. I do not have a fever and have been taking aspirin or ibuprofen to treat this. When should I be concerned enough to seek medical attention ? We are spending the winter away from our home and don't want to go to ER unless necessary.