What is the condition known as when there is water in the brain?

CIP Ranchi 2023

Medical & Surgical Nursing

Easy

Appeared in: CIP Ranchi 2023

Explanation

Hydrocephalus is the medical term for an abnormal buildup of cerebrospinal fluid (CSF) in the brain's ventricles, commonly known as 'water on the brain'.
The term originates from the Greek words 'hydro' (meaning water) and 'cephalus' (meaning head), which directly corresponds to the question's description.
This accumulation of fluid leads to increased intracranial pressure (ICP) and can cause the head to enlarge, especially in infants whose skull bones have not yet fused.
It results from an imbalance between the production and absorption of CSF or an obstruction in its flow.

Option A: Spina bifida is a neural tube defect affecting the spine and spinal cord, not a condition primarily defined by fluid accumulation within the brain.
Option C: Meningocele is a less severe form of spina bifida where a sac of fluid and meninges protrudes through an opening in the spine. It does not involve the brain itself.
Option D: Meningomyelitis is the inflammation of the meninges and the spinal cord, typically caused by an infection. It is an inflammatory condition, not a structural one involving fluid buildup.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Congenital Neurological Disorders as background academic context rather than a clinical decision trigger.
Nurses play a vital role in the early detection of hydrocephalus in infants by performing routine head circumference measurements and assessing for signs of increased intracranial pressure, such as a bulging fontanelle, irritability, and the 'setting-sun' sign.
For patients with a ventriculoperitoneal (VP) shunt, nurses must monitor for signs of shunt malfunction (e.g., vomiting, headache, lethargy) and infection (e.g., fever, redness along the shunt tract), which are medical emergencies.
What if? If a child with a known VP shunt presents with sudden onset of high-pitched crying, vomiting, and lethargy, the nurse's priority is to suspect shunt failure. The immediate action is to keep the child NPO (nothing by mouth) in preparation for potential surgery and notify the neurosurgeon immediately.

How to Approach the Question

First, identify the key phrase in the question: 'water in the brain'. This is a common layperson's term for a specific medical condition.
Next, analyze the etymology (origin) of the options if possible. 'Hydrocephalus' breaks down into 'hydro' (water) and 'cephalus' (head), which is a direct translation of the key phrase.
Evaluate the other options to confirm they are incorrect. 'Spina bifida' and 'meningocele' relate to the spine ('spina', 'cele' for protrusion). 'Meningomyelitis' relates to inflammation ('-itis') of the meninges and spinal cord ('myelo').
Based on the direct linguistic match and the exclusion of other options, conclude that Hydrocephalus is the correct term.

Concept Tested & Keywords

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E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 574-576

E6 Text Book Of Pediatric Nursing 3rd Panchali Pal — Part 2 (pp 239-476 of 713) p. 221-223