Patients with orbital pain have the following common causes: 1. Eye diseases: Patients may have eye diseases, such as glaucoma, which can cause orbital pain, blurred vision, nausea, and headache. Also patients with high myopia, astigmatism, fundus bleeding, cataract and other eye diseases can cause orbital pain; 2, trigeminal neuralgia: patients with orbital pain may belong to the first branch of trigeminal neuralgia, i.e., ophthalmic branch pain; 3, sinusitis: such as inflammation of the maxillary sinus, pterygoid sinus and septal sinus near the orbit can cause orbital pain in patients; 4, cranio-cerebral diseases: such as brain hemorrhage, brain infarction, brain tumor, etc. Patients show orbital pain.