Headache (Cephalgia): Or something else? Differential Diagnosis
Respiratory System (J00-J99) Sinusitis (inflammation of the paranasal sinuses). Eyes and eye appendages (H00-H59). Ocular migraine (synonyms: Ophthalmic migraine; Migraine ophtalmique) – variant of migraine in which transient, bilateral visual disturbances (flickering, flashes of light, scotomas (restrictions of the visual field); similar to “normal” migraine with aura) occur; often without headache, but sometimes with headache, … Headache (Cephalgia): Or something else? Differential Diagnosis