Short answer · Medically reviewed summary · Last updated: 2026-05-08

Hydrocephalus is a condition characterized by the abnormal accumulation of cerebrospinal fluid (CSF) within the brain’s ventricles, leading to increased intracranial pressure. Common symptoms vary significantly by age but frequently include headaches, nausea, blurred vision, and cognitive changes, requiring prompt medical evaluation to prevent neurological damage. What are the most common symptoms of Hydrocephalus? The clinical presentation of Hydrocephalus depends heavily on the patient's age and the speed of fluid accumulation.

8 people with Hydrocephalus have shared their first-person experience on this question at DiseaseMaps.

1

Which are the symptoms of Hydrocephalus?

Symptoms of Hydrocephalus reported by real patients, from the most common to the most limiting, plus a medically reviewed summary with sources.

Hydrocephalus symptoms

Hydrocephalus is a condition characterized by the abnormal accumulation of cerebrospinal fluid (CSF) within the brain’s ventricles, leading to increased intracranial pressure. Common symptoms vary significantly by age but frequently include headaches, nausea, blurred vision, and cognitive changes, requiring prompt medical evaluation to prevent neurological damage.



What are the most common symptoms of Hydrocephalus?


The clinical presentation of Hydrocephalus depends heavily on the patient's age and the speed of fluid accumulation. In infants, the most characteristic sign of Hydrocephalus is a rapid increase in head circumference or a bulging fontanelle. In older children and adults, the classic triad of symptoms includes gait disturbances, urinary incontinence, and cognitive decline, often associated with Normal Pressure Hydrocephalus (NPH). Other frequent symptoms include:



  • Persistent or worsening headaches, often worse in the morning.

  • Nausea and projectile vomiting.

  • Blurred or double vision (diplopia).

  • Extreme fatigue or excessive sleepiness.

  • Difficulty with balance, coordination, and walking.



How do symptoms progress and affect quality of life?


For the 247 members of the DiseaseMaps community living with Hydrocephalus, the impact on daily quality of life varies from mild cognitive "fog" to severe physical impairment. Symptoms are often progressive; if left untreated, Hydrocephalus can lead to permanent neurological deficits. Patients often report that chronic headaches and balance issues are the most disruptive factors in their daily lives, as these can limit mobility and professional or academic performance.



When should you seek immediate medical attention?


Certain "red flag" symptoms indicate a medical emergency, such as a shunt malfunction or acute intracranial pressure. You must seek emergency care if you or a loved one experience:



  1. Sudden, severe, or "thunderclap" headaches.

  2. Sudden loss of consciousness or seizures.

  3. Rapidly deteriorating vision or paralysis.

  4. Signs of infection near a shunt site, such as redness, swelling, or fever.



Next steps



  • Consult a neurosurgeon to discuss your specific symptoms and potential management options.

  • Track your symptoms in a daily journal to share with your care team during visits.

  • Join the Hydrocephalus community on DiseaseMaps.org to connect with others who share your lived experience.

  • Regularly review shunt function if you have an implanted device to prevent complications.



Medical Disclaimer: This content is for informational purposes only and does not replace professional medical advice, diagnosis, or treatment; always consult with your physician regarding your specific health needs.



References



  • NIH Genetic and Rare Diseases Information Center (GARD): Hydrocephalus overview.

  • Orphanet: Rare disease database entry for Hydrocephalus.

  • Hydrocephalus Association: Patient resources and clinical symptom guides.

  • PubMed Central: Clinical reviews on the pathophysiology of cerebrospinal fluid disorders.

Author: DiseaseMaps Editorial Team
Reviewed against authoritative medical sources (NIH GARD, Orphanet, OMIM)
Last updated: 2026-05-08
Medical disclaimer: This information does not substitute professional medical advice. Always consult your doctor before making health decisions.
Source: DiseaseMaps.org
9 answers
Headaches and nausea when shunt is failing.

Posted Jun 20, 2017 by William 730
Headaches and seizures

Posted Jul 28, 2017 by Joshua 200
Headaches and nausea

Posted Jul 28, 2017 by Richard pargeter 2150
In regards to my own experience, I can safely say that the loss of concentration and focus are most prominent and I would gladly be rid of these symptoms if I could because I find that these two obstacles are what keep me from living normally. They interfere regularly in a work environment. To a lesser extent,of course there are the occasional headache and clumsiness.

Posted Jul 28, 2017 by Alan 250
Balance issues
Poor gait
Difficulty walking
Bladder

Posted Apr 12, 2018 by A truswell 200
My symptoms were unsteady on my feet, balance issues blinding headaches that were not responsive to OTC pain meds and anything stronger would send me into a recurring seizure.

Posted Dec 9, 2019 by Hydrocow1969 1600
I sintomi piu limitanti sono dei mal di testa fortissimi dovuti al malfunzionamento del sistema di derivazione che causa quindi un cattivo afflusso del liquor al cervello

Posted Apr 11, 2022 by Laura Pergolesi 1450
Translated from portuguese Improve translation
the deftes of the patient in my case the dificudades to memorize and to grasp the concentration

Posted Aug 12, 2017 by Erika 1000

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