Quick Answer: Can A Virus Cause Mental Confusion?

Can viral infection cause confusion?

Encephalitis often causes only mild flu-like signs and symptoms — such as a fever or headache — or no symptoms at all.

Sometimes the flu-like symptoms are more severe.

Encephalitis can also cause confused thinking, seizures, or problems with movement or with senses such as sight or hearing..

What infections affect the brain?

Viruses such as cytomegalovirus, rubella, and lymphocytic choriomeningitis virus cause serious abnormalities if the developing brain is infected, and depending on the site and age of fetal infection, can generate overlapping but distinct symptoms such as deafness, blindness, epilepsy, hydrocephalus, and/or reduced IQ …

Can brain inflammation be reversed?

Brain tissue damage following a global ischemia or a hemorrhagic stroke is almost irreversible. Even psychological disorders such as PTSD and major anxiety or depression can leave a mark without 100 percent reversal to healthy state.

Is confusion a sign of a stroke?

If one side of the body doesn’t respond, it may be a sign of stroke. Confusion or trouble speaking. If a person is having difficulty talking or understanding, also known as aphasia, it could mean that blood is not getting to the area of the brain that controls language.

Can stress cause mental confusion?

Stress, anxiety or depression can cause forgetfulness, confusion, difficulty concentrating and other problems that disrupt daily activities.

Can flu cause neurological problems?

Influenza can be associated with various neurologic problems: encephalopathy (a state of confusion), seizures, neuropathy, as well as others. These complications most frequently occur in children, although cases of neurologic illness associated with adult influenza certainly occur.

Can high blood pressure cause mental confusion?

Mild cognitive impairment. This condition is a transition stage between the changes in understanding and memory that generally come with aging and the more-serious problems caused by dementia. Studies suggest that high blood pressure can lead to mild cognitive impairment.

Can viruses affect your brain?

Encephalitis is most commonly due to viruses, such as herpes simplex, herpes zoster, cytomegalovirus, or West Nile virus. It can occur in the following ways: A virus directly infects the brain. A virus that caused an infection in the past becomes reactivated and directly damages the brain.

What can cause mental confusion?

Some of the most common causes of sudden confusion include:an infection – urinary tract infections (UTIs) are a common cause in elderly people or people with dementia.a stroke or TIA (“mini-stroke”)a low blood sugar level in people with diabetes – read about treating low blood sugar.a head injury.More items…

Can the flu cause mental confusion?

Influenza can very rarely lead to encephalitis with symptoms such as confusion, fever, and sometimes seizures or other neurologic problems. Viral versions usually get better without treatment, but the bacterial types do not and must be ruled out, so seeing a doctor is crucial.

What causes sudden confusion and disorientation?

Two common causes of disorientation are delirium and dementia. Delirium is caused by sudden abnormal brain functioning. It lasts for only a short period. It can be triggered by medications, infections, and trauma.

What viruses cause neurological problems?

Acute neurological syndromes caused by virusesAcute neurological syndromes. There are four main syndromes: … Aseptic meningitis. This is the commonest viral syndrome. … Encephalitis (grey matter disease) … Acute flaccid Paralysis. … 4 (i) Post infectious encephalitis (white matter disease) … 4 (ii) Gillain Barre syndrome. … Enteroviruses. … Poliovirus.More items…