Hydrocephalus and CSF Diversion
- Previous year questions on Hydrocephalus and CSF Diversion for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Surgery section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 9 live questions in Hydrocephalus and CSF Diversion.
- Surgery is worth about 25 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 6 Sept 2026.
Q1.Which of the following is the most common cause of congenital hydrocephalus?
- ACraniosynostosis
- BIntra uterine meningitis
- CAqueductal stenosis✓ Correct answer
- DVein of Galen malformation
Q2.A 74 yr old male patient was brought to the OPD by his daughter complaining of urinary incontinence and ataxia, also he has difficulty in calculating simple arithemetics and memory loss. What is the probable diagnosis
- ANormal pressure hydrocephalus✓ Correct answer
- BVascular dementia
- CVIT B12 dofficiency
- DTabes dorsalis
Q3.The commonest cause of obstructive hydrocephalus in children is
- AAqueductal stenosis✓ Correct answer
- BDandy walker syndrome
- CSubarachnoid hemorrhage
- DTubercular meningitis
Q4.All are signs of hydrocephalus in a neonate except – a) Enlarged head b) Sunset sign c) Cracked pot sign d) Depressed fontanelle
- Aab
- Bcd✓ Correct answer
- Cbd
- Dac
Q5.In normal pressure hydrocephalus, all are seen except?
- AConvulsion✓ Correct answer
- BAtaxia
- CDementia
- DIncontinence
Q6.Meningomyelocele patient after being operated developed hydrocephalus due to -
- AArnold chiari malformation✓ Correct answer
- BInjury to absorptive surface
- CCentral canal injury
- DArachnoidal block
Q7.Sunset sign is seen in
- AOptic neuritis
- BHydrocephalus✓ Correct answer
- CThyroid ophthalmopathy
- DOrbital cellulitis
Q8.Stenosis of aqueduct of sylvius results in?
- AEnlargement of lateral ventricles
- BEnlargement of fouh ventricles
- CEnlargement of lateral and third ventricles✓ Correct answer
- DEnlargement of lateral and fouh ventricles
Q9.A patient presents with ataxia, urinary incontinence and dementia. The likely diagnosis is:
- AAlzheimer's Disease
- BParkinson's disease
- CSteel Richardson syndrome
- DNormal Pressure Hydrocephalus✓ Correct answer
Answer key
Q1: C. Aqueductal stenosis; Q2: A. Normal pressure hydrocephalus; Q3: A. Aqueductal stenosis; Q4: B. cd; Q5: A. Convulsion; Q6: A. Arnold chiari malformation; Q7: B. Hydrocephalus; Q8: C. Enlargement of lateral and third ventricles; Q9: D. Normal Pressure Hydrocephalus.
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