I have double vision.
sdop-PYA-ta — three syllables, stress on second. 'Sdoppiato' = doubled/split.
Report double vision to a doctor urgently — it can indicate serious neurological or eye conditions requiring prompt evaluation.
'Visione sdoppiata' = double vision ('diplopia' in medical Italian). 'Vedere doppio' (to see double) is the colloquial expression. 'Ho la visione offuscata' = I have blurred vision. 'Ho perso la vista da un occhio' = I have lost vision in one eye. Double vision can signal: cranial nerve palsy, stroke, myasthenia gravis, multiple sclerosis, or muscle problems.
Vedo doppio da stamattina.
I have been seeing double since this morning.
Acute onset double vision — urgent; exclude stroke and brain aneurysm
Ho la visione offuscata da qualche giorno.
I have had blurred vision for a few days.
Blurred vision — many causes; needs eye examination ('visita oculistica')
Mi lampeggiano le luci davanti agli occhi.
Lights are flashing in front of my eyes.
Photopsia — can signal retinal detachment or migraine with aura — urgent for retinal cause
Sudden onset diplopia is a neurological emergency in Italian triage — it receives a 'codice giallo' (yellow code) at minimum. Italian stroke centres have protocols to rapidly assess new diplopia with brain MRI or CT angiography. Myasthenia gravis ('miastenia gravis') — a neuromuscular disorder causing variable double vision — is diagnosed in Italian neuromuscular centres. Italy has a national registry for rare neuromuscular diseases.