A human brain with with a close-up of nerve cells

Neurological Symptoms and Diagnosis

Neurological symptoms can point to a variety of conditions affecting the brain or nerves. Learn about diagnostic tests you can expect so you can work with your doctor to reach a specific diagnosis.
Woman getting a neurological examination
What to Know About Facial Nerve Paralysis
Close-up of a person's face and eyes
What to Know About Unequal pupils
Healthcare provider holding hand of a person with a tremor
What to Know About Tremors
Nerve conduction velocity test
What to Expect From Nerve Conduction Velocity
Man checking for lopsided face in mirror
What to Know About a Lopsided Face
Man recovering from stroke, with facial paralysis
Understanding Facial Paralysis
Doctor performing eye nerve test electronystagmography
What Is Electronystagmography and What Is It Used For?
Healthcare provider examines person who has signs of facial palsy
What to Expect With Facial Nerve Palsy
Healthcare provider checking person for lopsided smile
What to Know About a Crooked or Uneven Smile
Healthcare provider explains cranial nerve 7 impairment to woman
What to Know About Craial Nerve 7 (Facial Nerve)
Testing corneal reflex with cotton swab
What to Know About the Corneal Reflex
Woman receiving a beauty treatment in medical practice
What Causes Lip Twitching?
Person in wheelchair affected by paralysis
What Paralysis Feels Like and What to Do About It
Granddaughter comforting grandmother who is experiencing effects of executive dysfunction
Understanding Executive Dysfunction
Woman talks with little boy
Echolalia: Symptoms, Causes, Treatment
Hospitalized patient looks confused, may have delirium
What Is Delirium?
What are the signs of caffeine overdose?
What Are the Signs of Caffeine Overdose?
Young woman lying down with her arm across her forehead, eyes closed, with a blanket covering her body.
Dizziness and Sweating: What You Should Know
Haldol (haloperidol) can cause tardive dyskinesia
Medications That Cause Tardive Dyskinesia
Akathisia and tardive dyskinesia can cause distress
What to Know About Akathisia and Tardive Dyskinesia
Child with sore throat
What Is PANDAS Syndrome?
Is Tardive Dyskinesia Reversible?
Is Tardive Dyskinesia Reversible?
Young boy is in bed with a headache while his mom comforts him.
What Is Ophthalmoplegic Migraine/RPON?
Person bending over holding their right knee and upper calf with both hands.
What Causes Leg Numbness?
Doctor examining patient in office - stock photo
Common Causes of Tingling in the Head
neck pain
What Are the Differences Between Tardive Dyskinesia and Dystonia?
Female speech therapist helping a teenage patient inside of a clinic
What Does It Mean to Have Aphasia?
Family members can be a source of support for people living with tardive dyskinesia
Living With Tardive Dyskinesia
Certain prescription medications can cause tardive dyskinesia
Find Out the Causes and Risk Factors of Tardive Dyskinesia
Grimacing and sticking out tongue
Tardive Dyskinesia: A Medication Side Effect
There are several treatment options for tardive dyskinesia
Managing Tardive Dyskinesia
Senior adult woman and home healthcare nurse, physical therapist
What Is Ataxia?
Woman with hand pain - stock photo
What You Need to Know About Nerve Pain in the Hands
Brain imaging studies may require you to be still for up to an hour
Diagnostic Imaging Tests Used to Evaluate Brain Disease
Chorea is a type of involuntary muscle movement
Understanding Chorea: A Type of Involuntary Movement
Tardive dyskinesia can cause distress in public places
Tardive Dyskinesia Is a Movement Disorder Due to Neuroleptic Use
Doctor performs neurological exam with senior patient
What Is a Neurological and Cognitive Exam?
Man in a hospital gown consulting with his doctor
Everything You Need to Know About Transverse Myelitis
Vertigo
How Being Dizzy All the Time Could Be a Neurological Disorder
Old men helping wife who falled down on floor - stock photo
Convulsions: Types, Symptoms, Seizure vs. Convulsions
Woman wrapped in blanket drinking tea
13 Reasons Why You’re Cold All the Time
Young woman going to the doctor with leg pain -stock photo
Leg Weakness Can Be a Sign of a Serious Medical Issue
Girl with Rett Syndrome
Rett Syndrome and How to Treat it
Woman holding her hand pain from using computer
Nerve Compression Is a Common Culprit of Thumb Numbness
Doctor examining CT scan on digital tablet
Should You Worry About Spots on Your MRI?
Blurred motion view of patient lying in bed in intensive care unit
Conditions That Must Be Met Before a Brain Death Diagnosis Can Be Made
Chiropractor performing a Median NCV electrotherapy
Understanding Your Electromyography Results
A patient is loaded into an MRI machine.
Should I Go for an MRI or CT Scan?
stroke symptoms
Ways to Recognize a Stroke (And What You Can Do About It)
Clay B12 writing with B12 supplement pills
How a Vitamin B12 Deficiency Can Affect Your Body
representation of the brain cells firing
Finding the Cause of Weakness
illustration of a man holding his head with the brain and spine highlighted
Overview of Elevated Intracranial Pressure
The Damaging Effects of CTE
Woman resting her head on her hand
Understanding Dizziness as a Side Effect of Medications
Doctor listening to a woman's lungs
Diagnosing Guillain-Barré Syndrome
Woman with head down, man asleep in foreground
Will Someone With Impaired Consciousness Go Back to Normal?
Ouch...My butt hurts Shot of a businessman rubbing his aching back while sitting at his desk in front of his computer
7 Serious Causes of Back Pain
taking blood sample from patient
Vitamin Deficiencies That Can Damage the Spine
a kaleidoscopic blur of a shot of a tree from a ground perspective
If Words Have Colors Then You Could Have Synesthesia
Ear nose & throat, woman
What Are Olfactory Disorders and What Causes Them?