Several studies have reported case studies of patients who experienced ophthalmoparesis-like symptoms including diplopia. MRI imaging points toward forms of cranial and bilateral abducens nerve palsy as possible associated-structural deficits. One patient was diagnosed with Wernicke's encephalopathy.

Case Study: COVID-19-Associated Ophthalmoparesis and Cranial Nerve Palsy

A type of encephalopathy that is associated with weakness and/or paralysis in the extraocular muscles of the eye orbit.

Boston University

Encephalopathy is an umbrella term for damages and diseases to the brain. They include, but are not limited, to the following:
- Ischemic Stroke
- Ophthalmoparesis

Encephalopathy 

Wikipedia

Ischemic stroke refers to a stroke caused by blockage of an artery delivering blood to the brain. Limited oxygen and blood flow leads to cell death.

Ischemic Stroke

In studies conducted in Wuhan, China and France, 93 patients total were found with encephalopathy. Most of these patients experienced symptoms such as dizziness, headaches, and a reduced state of consciousness.

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