Visual symptoms that hit fast or won’t go away are never something to brush off. Blurry spots, flashes, sudden double vision, pressure, pain, or a dark shadow can point to neurovisual problems; they can also signal serious brain or systemic conditions that need urgent care. If a regular eye exam says everything looks normal but you still feel something is wrong, see a neurovisual specialist. If the symptoms are sudden or severe, go straight to the ER. Don’t wait on your vision. If you need help