Congenital hydrocephalus in a trisomy 9p gained child: a case report

Abstract Background Hydrocephalus caused by excessive liquor production due to choroid plexus hyperplasia is a rare condition that may necessitate unusual treatment paradigms. It can be seen in trisomy 9p where coexisting congenital heart disease additionally may complicate the therapeutic approach...

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Main Authors: Mikkel Bak Henningsen, Helga Angela Gulisano, Carsten Reidies Bjarkam
Format: Article
Language:English
Published: BMC 2022-05-01
Series:Journal of Medical Case Reports
Subjects:
Online Access:https://doi.org/10.1186/s13256-022-03424-5
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author Mikkel Bak Henningsen
Helga Angela Gulisano
Carsten Reidies Bjarkam
author_facet Mikkel Bak Henningsen
Helga Angela Gulisano
Carsten Reidies Bjarkam
author_sort Mikkel Bak Henningsen
collection DOAJ
description Abstract Background Hydrocephalus caused by excessive liquor production due to choroid plexus hyperplasia is a rare condition that may necessitate unusual treatment paradigms. It can be seen in trisomy 9p where coexisting congenital heart disease additionally may complicate the therapeutic approach as illustrated in the current case report. Case presentation At 20 months of age, a Caucasian girl with trisomy 9 and family history of an older brother and twin sister having the same syndrome displayed sign of congenital hydrocephalus due to increasing head circumference. Magnetic resonance imaging revealed enlarged lateral ventricles and a prominent choroid plexus, and the girl was treated with a ventriculoperitoneal shunt, which 2 days later had to be replaced with a ventriculoatrial shunt as cerebrospinal fluid formation greatly exceeded the ability of the patient’s abdominal absorptive capability. At 16 years of age, the patient was diagnosed with cardiomyopathy and diminished ejection fraction. Some months later, she was admitted to the neurosurgical ward showing signs of shunt dysfunction due to a colloid cyst in the third ventricle. Cystic drainage through endoscopic puncture only helped temporarily. Revision of the shunt system showed occlusion of the ventricular drain, and replacement was merely temporary alleviating. Intracerebral pressure was significantly increased at around 30 mmHg, prompting externalization of the drain, and measurements revealed high cerebrospinal fluid production of 60–100 ml liquor per hour. Thus, endoscopic choroid plexus coagulation was performed bilaterally leading to an immediate decrease of daily cerebrospinal fluid formation to 20–30 ml liquor per hour, and these values where stabilized by pharmaceutical treatment with acetazolamide 100 mg/kg/day and furosemide 1 mg/kg/day. Subsequently a ventriculoperitoneal shunt was placed. Follow-up after 1 and 2 months displayed no signs of hydrocephalus or ascites. Conclusions High cerebrospinal fluid volume load and coexisting heart disease in children with trisomy 9p may call for endoscopic choroid plexus coagulation and pharmacological therapy to diminish the daily cerebrospinal fluid production to volumes that allow proper ventriculoperitoneal shunting.
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spelling doaj.art-3701e6b6d1324848a5f1e235554d274d2022-12-22T00:35:17ZengBMCJournal of Medical Case Reports1752-19472022-05-011611410.1186/s13256-022-03424-5Congenital hydrocephalus in a trisomy 9p gained child: a case reportMikkel Bak Henningsen0Helga Angela Gulisano1Carsten Reidies Bjarkam2Department of Neurosurgery, Aalborg University HospitalDepartment of Neurosurgery, Aalborg University HospitalDepartment of Neurosurgery, Aalborg University HospitalAbstract Background Hydrocephalus caused by excessive liquor production due to choroid plexus hyperplasia is a rare condition that may necessitate unusual treatment paradigms. It can be seen in trisomy 9p where coexisting congenital heart disease additionally may complicate the therapeutic approach as illustrated in the current case report. Case presentation At 20 months of age, a Caucasian girl with trisomy 9 and family history of an older brother and twin sister having the same syndrome displayed sign of congenital hydrocephalus due to increasing head circumference. Magnetic resonance imaging revealed enlarged lateral ventricles and a prominent choroid plexus, and the girl was treated with a ventriculoperitoneal shunt, which 2 days later had to be replaced with a ventriculoatrial shunt as cerebrospinal fluid formation greatly exceeded the ability of the patient’s abdominal absorptive capability. At 16 years of age, the patient was diagnosed with cardiomyopathy and diminished ejection fraction. Some months later, she was admitted to the neurosurgical ward showing signs of shunt dysfunction due to a colloid cyst in the third ventricle. Cystic drainage through endoscopic puncture only helped temporarily. Revision of the shunt system showed occlusion of the ventricular drain, and replacement was merely temporary alleviating. Intracerebral pressure was significantly increased at around 30 mmHg, prompting externalization of the drain, and measurements revealed high cerebrospinal fluid production of 60–100 ml liquor per hour. Thus, endoscopic choroid plexus coagulation was performed bilaterally leading to an immediate decrease of daily cerebrospinal fluid formation to 20–30 ml liquor per hour, and these values where stabilized by pharmaceutical treatment with acetazolamide 100 mg/kg/day and furosemide 1 mg/kg/day. Subsequently a ventriculoperitoneal shunt was placed. Follow-up after 1 and 2 months displayed no signs of hydrocephalus or ascites. Conclusions High cerebrospinal fluid volume load and coexisting heart disease in children with trisomy 9p may call for endoscopic choroid plexus coagulation and pharmacological therapy to diminish the daily cerebrospinal fluid production to volumes that allow proper ventriculoperitoneal shunting.https://doi.org/10.1186/s13256-022-03424-5Case reportChoroid plexus hyperplasiaCongenital heart diseaseEndoscopyHydrocephalusTrisomy 9p
spellingShingle Mikkel Bak Henningsen
Helga Angela Gulisano
Carsten Reidies Bjarkam
Congenital hydrocephalus in a trisomy 9p gained child: a case report
Journal of Medical Case Reports
Case report
Choroid plexus hyperplasia
Congenital heart disease
Endoscopy
Hydrocephalus
Trisomy 9p
title Congenital hydrocephalus in a trisomy 9p gained child: a case report
title_full Congenital hydrocephalus in a trisomy 9p gained child: a case report
title_fullStr Congenital hydrocephalus in a trisomy 9p gained child: a case report
title_full_unstemmed Congenital hydrocephalus in a trisomy 9p gained child: a case report
title_short Congenital hydrocephalus in a trisomy 9p gained child: a case report
title_sort congenital hydrocephalus in a trisomy 9p gained child a case report
topic Case report
Choroid plexus hyperplasia
Congenital heart disease
Endoscopy
Hydrocephalus
Trisomy 9p
url https://doi.org/10.1186/s13256-022-03424-5
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