Parietal Lobe: Location, Functions, Symptoms and Care
Updated: 2 days ago
Medically reviewed by *Dr. Baraa Alnahhal, MD* · Last reviewed: October 2026
Quick Answer: What is the parietal lobe?
The parietal lobe is one of the brain's five lobes and a major sensory-processing hub. It interprets touch, temperature, pressure, vibration and pain, tells you where your body parts are without looking, combines information from several senses, supports precise learned movements such as writing and helps you understand where objects are in space.
What the research says
Damage to one parietal region, the angular gyrus, can cause a cluster of symptoms, but the same symptoms can arise from damage elsewhere. A review of lesion-symptom mapping notes that angular gyrus damage can cause left-right confusion, finger agnosia, attention deficit and lexical agraphia, along with problems in sentence processing, episodic memory, number processing and gesture imitation. Some of these are grouped under Gerstmann’s syndrome, but the symptoms vary between patients and can follow damage to other regions, which makes the syndrome hard to characterize from lesion data (Seghier, Cortex, 2024). [2]
After stroke, apraxias involving reaching and object use link to fronto-parietal networks and are tied to greater disability. A review in Stroke explains that limb apraxias are higher-order motor disorders associated with greater disability and dependence after stroke. Intermediate apraxias such as optic ataxia and tactile apraxia impair reaching to grasp and manipulating objects in space and are linked to lesions in dorsal fronto-parietal networks, while rehabilitation uses behavioral therapies that restore or compensate for the deficits (Rounis & Binkofski, Stroke, 2023). [3]
What is the parietal lobe?
The parietal lobe is one of the brain’s five lobes. It helps different brain areas work together so you can interpret sensations, understand body position and make sense of the world around you.
It is a major sensory-processing hub. Information from touch and other senses reaches the parietal lobe, where it can be integrated into a form you can understand and use.
The parietal lobe does not work alone. Everyday abilities such as writing, navigating a room or recognizing an object depend on cooperation among multiple brain regions.
Where is the parietal lobe located?
The parietal lobe is underneath the crown of the skull, at the top rear of your head. It is part of the cerebral cortex, the wrinkly outer surface of the brain.
The parietal lobe makes up about 19% of the cerebral cortex. The cortex has an average thickness of about 2.5 millimeters.
The parietal lobe contains the same basic cell types found throughout the brain:
Cell type | Main role |
Neurons | Send or relay signals to other neurons. Their communication uses electrical and chemical signals. |
Glial cells | Support and maintain neurons rather than managing the signals themselves. |
A location in the brain does not tell you everything about a person’s abilities or symptoms. Function depends on the specific area involved, the underlying condition and how other brain regions are affected.
What does the parietal lobe do?
The parietal lobe has several connected jobs. Its central theme is helping the brain understand sensation, body position and spatial relationships.
Function | What it involves |
Touch processing | Interpreting temperature, pressure, vibration and pain |
Proprioception | Knowing where parts of your body are without looking at them |
Sensory integration | Combining information from several senses into a usable interpretation |
Learned movements | Supporting the planning and practice of complex, precise activities such as writing |
Location awareness | Understanding left versus right, body orientation and where objects are around you |
Context perception | Recognizing how multiple objects fit together in a larger setting |
Touch and self-perception
The parietal lobe processes sensations you feel through touch. These include hot and cold, pressure, vibration and pain.
It also supports proprioception. Proprioception is your ability to sense where a body part is without looking at it. For example, you can often tell roughly where your hand is with your eyes closed.
Sensory integration
Several brain areas process the kinds of sensory information they receive. The parietal lobe helps combine that information into something you can understand.
The brain can then use the integrated information to respond, move or choose not to respond. This processing helps connect individual sensations with a broader understanding of what is happening around you.
Learned precise movements
The parietal lobe helps you learn as you plan and carry out complex, precise movements. Writing is one example. With practice, writing becomes easier because the brain learns how to coordinate the activity.
Similar learning applies to activities such as doing math by hand. Difficulty with a learned skill can have many possible causes, so one symptom does not identify a particular brain region by itself.
Spatial and location awareness
The parietal lobe helps you understand where things are around you. Knowing whether something is on your left or right relies partly on parietal-lobe processing.
It also contributes to “big picture” perception. This allows you to understand how multiple objects relate to one another, such as recognizing that a group of counters, appliances and a sink forms a kitchen.
What conditions can affect the parietal lobe?
Many conditions that affect the brain can affect the parietal lobe. Examples include the following.
Condition or category | Possible relationship to the parietal lobe |
Stroke or transient ischemic attack | Can disrupt brain regions involved in sensory or spatial processing |
Concussion or traumatic brain injury | Can affect brain function after a head injury |
Seizures or epilepsy | Can involve abnormal electrical activity that affects brain function |
Dementias | Alzheimer’s disease and Lewy body dementia can affect brain networks that include the parietal lobe |
Brain lesions or tumors | Abnormal tissue or injury can disrupt nearby processing |
Infections | Infections such as encephalitis can affect the brain |
Specific neurological syndromes | Gerstmann syndrome and Balint syndrome involve characteristic combinations of difficulties |
Headaches and migraines | Can involve symptoms that overlap with sensory or perceptual complaints |
Mental-health conditions involving hallucinations | Some conditions, including schizophrenia, may involve experiences related to brain function and perception |
This list is not a diagnostic checklist. A healthcare professional must consider the full pattern, timing, examination and possible causes.
What symptoms can occur when parietal lobe function is affected?
Symptoms vary according to the underlying condition and the specific brain networks involved. They often fall into three broad groups: disruptions in learned abilities, changes in touch and changes in perception or spatial awareness.
Changes in learned abilities
A person may have difficulty with skills that involve coordination between vision, movement and learned knowledge. Examples include:
Agraphia: inability to write, which is more severe than dysgraphia.
Acalculia: inability to do math, which is more severe than dyscalculia.
Alexia: inability to read, which is more severe than dyslexia.
Difficulty telling left from right.
Finger agnosia: trouble identifying or distinguishing different fingers.
A change in one of these abilities can have many possible causes. It does not, by itself, prove that the parietal lobe is affected.
Changes in touch sensation
Parietal-lobe conditions may affect what you can feel or how the brain processes what you feel. Possible changes include difficulty sensing temperature, pressure, vibration or pain.
Some people may have trouble recognizing an object by touch even though they can recognize the same object in another way, such as by looking at it. For example, a person might have difficulty identifying a metal key while holding it with their eyes closed.
Changes in perception and spatial awareness
The parietal lobe helps you orient yourself and understand sensory information from both sides of your body. Possible symptoms include:
Confusing left and right.
Ocular motor apraxia: difficulty shifting the gaze that is not caused by the eye muscles themselves.
Simultagnosia: difficulty understanding how objects fit into a larger setting, such as seeing individual trees without recognizing a forest.
Optic ataxia: reaching for and missing an object while looking at it.
These terms describe patterns of symptoms, not diagnoses that can be established from reading an article.
How are parietal-lobe conditions evaluated?
Healthcare professionals may use several kinds of tests to understand brain function and identify a possible cause. The selection depends on the symptoms, medical history, physical findings and clinical question.
Test or assessment | What it may help evaluate |
Neurological examination | Sensation, movement, coordination, reflexes and other nervous-system functions |
Neuropsychological assessment | Thinking, language, attention, memory and learned abilities |
Blood tests | Immune problems, toxins, poisons and other medical contributors |
CT scan | Structural changes in the brain, especially when rapid imaging is needed |
MRI | Detailed views of brain structure and possible lesions |
EEG | Electrical activity related to seizures or other brain-function questions |
Cerebrospinal-fluid tests | Evidence of infection, inflammation or other conditions in selected cases |
Evoked potentials | How the nervous system responds to sensory stimulation |
Electromyogram or nerve-conduction testing | Nerve and muscle function when symptoms may involve more than the brain |
PET scan | Brain activity or metabolism in selected diagnostic situations |
A test result is interpreted together with the clinical picture. No single test is appropriate for every person with sensory, spatial or learning-related symptoms.
How are conditions affecting the parietal lobe treated?
Treatment varies widely because the parietal lobe can be affected by many different conditions. The underlying cause, symptom pattern, timing and overall health all influence the plan.
A healthcare professional can explain which treatments are available and which they recommend. Management may include treating the underlying disease, supporting recovery after an injury or stroke, managing seizures, addressing infection or inflammation, or providing rehabilitation for affected skills.
The goal is not always to “treat the parietal lobe” directly. Often, the care plan focuses on the condition that is affecting the brain and on helping the person function safely and meaningfully.
When should new neurological symptoms be evaluated?
New or worsening changes in sensation, writing, reading, math, left-right awareness, vision-guided reaching, coordination or spatial understanding deserve professional attention, especially when they begin suddenly or follow a head injury.
Do not assume that a symptom is caused by the parietal lobe. A clinician can determine whether the change is related to the brain, nerves, eyes, muscles, medication, infection or another cause.
If a sudden neurological change feels urgent or severe, seek prompt medical care rather than trying to interpret the symptom at home.
How can you support brain health and the parietal lobe?
The same habits that support the brain as a whole also support the parietal lobe. They may reduce the risk of some conditions, but they cannot prevent every neurological disease.
Brain-health habit | Why it matters |
Keep the brain active | Mental activity may help delay age-related decline in some abilities |
Eat a balanced diet | Nutrition and circulation affect how the brain works |
Stay physically active | Activity supports circulation and brain chemistry |
Work toward a healthy weight for you | Weight and activity can affect risks such as high blood pressure and other circulatory problems |
Use safety equipment | Helmets, seat belts and protective gear can reduce the risk of serious head injury |
Manage chronic conditions | Treating conditions such as Type 2 diabetes and epilepsy may prevent or delay worsening |
Brain health is not a matter of personal perfection. Genetics, illness, injury, access to care and many other factors also influence neurological health.
What questions should you ask about parietal lobe symptoms?
Questions about parietal lobe symptoms can cover possible causes, whether neurological exams, imaging or testing are needed, which symptoms need follow-up and whether rehabilitation could help.
Could this change in touch, coordination or spatial awareness have more than one possible cause?
Do I need a neurological examination or brain imaging?
Would neuropsychological testing help clarify changes in writing, reading, math or attention?
Could a medication, infection, seizure or metabolic issue be contributing?
What symptoms should prompt follow-up?
Would rehabilitation, occupational therapy, physical therapy or another support service be useful?
How can I manage existing conditions that affect brain or circulatory health?
Conclusion
The parietal lobe is a major sensory-processing and spatial-awareness center near the top rear of the brain. It helps interpret touch, temperature, pressure, vibration and pain; supports proprioception; combines information from multiple senses; contributes to learned precise movements; and helps you understand the position and context of objects around you.
Stroke, head injury, seizures, dementia, tumors, infections and other conditions can affect parietal-lobe networks. Possible symptoms include changes in touch, writing, reading, math, finger recognition, left-right awareness and visual-spatial perception. Because these symptoms can have many causes, evaluation should focus on the whole clinical picture.
Frequently Asked Questions
What is the parietal lobe?
The parietal lobe is one of the brain’s five lobes. It processes touch and other sensory information and helps the brain understand body position, spatial relationships and context.
Where is the parietal lobe located?
The parietal lobe is underneath the crown of the skull, at the top rear of the head, as part of the cerebral cortex.
What does the parietal lobe control?
The parietal lobe contributes to touch processing, proprioception, sensory integration, learned precise movements, left-right awareness, body orientation and understanding objects in context. It works with other brain regions rather than controlling these abilities by itself.
What is proprioception?
Proprioception is awareness of where your body parts are without needing to look at them. The parietal lobe helps process this information.
Can the parietal lobe affect writing or math?
Yes. The parietal lobe helps with learned, precise activities such as writing and doing math by hand. Difficulty with these skills can have many possible causes.
What symptoms can occur when parietal-lobe function is affected?
Symptoms may involve touch, temperature, pressure, vibration, pain, object recognition by touch, writing, reading, math, finger recognition, left-right awareness, gaze shifting or visual-spatial processing.
What conditions can affect the parietal lobe?
Examples include stroke, transient ischemic attack, traumatic brain injury, seizures, epilepsy, dementia, brain tumors, brain lesions, encephalitis, migraines, Gerstmann syndrome, Balint syndrome and some mental-health conditions involving hallucinations.
How are parietal-lobe problems tested?
Testing may include a neurological examination, blood tests, CT, MRI, EEG, cerebrospinal-fluid testing, evoked potentials, neuropsychological assessment, PET or nerve-and-muscle testing.
Is there one treatment for parietal-lobe damage?
No. Treatment depends on the underlying condition, symptoms and overall health. A healthcare professional determines which treatment and support options are appropriate.
Can brain-health habits prevent parietal-lobe problems?
Some habits may reduce risks for certain conditions, but they cannot prevent every neurological disease. Brain activity, balanced nutrition, physical activity, safety equipment and chronic-condition management can support overall brain health.
When should I seek care for a sensory or spatial change?
Arrange professional evaluation for new, worsening or persistent changes in sensation, writing, reading, math, left-right awareness, coordination or visual-spatial processing. Sudden or severe neurological changes need prompt medical attention.
Related guides
References
National Institute on Aging (NIA). Brain health. National Institutes of Health. Accessed October 30, 2026. https://www.nia.nih.gov/health/brain-health
Seghier ML. Symptomatology after damage to the angular gyrus through the lenses of modern lesion-symptom mapping. Cortex. 2024;179:77-90. PMID 39153389. https://doi.org/10.1016/j.cortex.2024.07.005
Rounis E, Binkofski F. Limb apraxias: the influence of higher order perceptual and semantic deficits in motor recovery after stroke. Stroke. 2023;54(1):30-43. PMID 36542070. https://doi.org/10.1161/STROKEAHA.122.037948
Disclaimer
This article is for general educational purposes and is not a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified healthcare professional with any questions about a medical condition or treatment.
This article explains parietal-lobe anatomy, functions, possible symptoms and general evaluation pathways. It does not diagnose a neurological condition, identify a lesion location from symptoms, recommend treatment or replace professional care. New, worsening, sudden or severe neurological changes should be discussed promptly with a qualified healthcare professional.
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