Brief Answer: Require Investigations Detailed Answer: Dear Friend. Welcome to HCM. I am Dr Anshul Varshney. I understand your concern. This kind of pain can be due to : 1. Jaw Claudication 2. Temporal Arteritis. 3. Local eye cause. I would like to know following: 1. Any severe headache associated? 2. Any burning sensation in head? 3. Any fever? 4. Weight loss? 5. Nausea or vomiting associated? I would suggest you following : 1. Local Examination of Eye. 2. ESR 3. Blood pressure measurement in both arms. If your MRI Brain is due get it done , also get the above advised investigations. Reply with questions I have asked you. Stay Healthy.