Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized Feature

Linear nevus sebaceous syndrome (LNSS) is a rare neurocutaneous disorder. It is characterized by the presence of nevus sebaceous, ocular anomalies, neurological deficits, and convulsion. Renal involvement was not commonly reported. We report a 10-year-old girl with LNSS who had concomitant cystic ki...

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Main Authors: Chonin Kuok, Kwaiyu Chan
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Pediatric Reports
Subjects:
Online Access:https://www.mdpi.com/2036-7503/13/2/28
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author Chonin Kuok
Kwaiyu Chan
author_facet Chonin Kuok
Kwaiyu Chan
author_sort Chonin Kuok
collection DOAJ
description Linear nevus sebaceous syndrome (LNSS) is a rare neurocutaneous disorder. It is characterized by the presence of nevus sebaceous, ocular anomalies, neurological deficits, and convulsion. Renal involvement was not commonly reported. We report a 10-year-old girl with LNSS who had concomitant cystic kidney disease and diffuse aortopathy with bilateral renal artery stenosis, leading to hypertension requiring oral anti-hypertensive medications. The girl presented with chorioretinal coloboma and multiple nevus sebaceous at birth. She had aortic coarctation and received surgical repair at one week of life. She had persistent hypertension during her follow-up. Further investigations were performed to look for causes of hypertension apart from possible re-coarctation. Her magnetic resonance angiogram revealed diffuse aortopathy, which extended from the aortic arch to the abdominal aorta. Branches of the aorta, including the celiac trunk, superior mesenteric arteries, and renal arteries, were also narrowed. Multiple renal cysts were also identified in her right kidney. Interventional angioplasty over the renal arteries was not feasible due to diffuse narrowing of the aorta, especially at the origins of renal arteries. The blood pressure was controlled with oral anti-hypertensive medications. Our case illustrated that pediatricians should be aware of the possible renal involvements in LNSS, which impose a significant impact on the management and long-term prognosis of these patients.
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spelling doaj.art-b8da9aefe59a4e56b19bcf162058532c2023-11-21T18:10:21ZengMDPI AGPediatric Reports2036-75032021-05-0113220320910.3390/pediatric13020028Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized FeatureChonin Kuok0Kwaiyu Chan1Department of Paediatrics, Queen Elizabeth Hospital, Hong Kong, ChinaDepartment of Paediatrics, Queen Elizabeth Hospital, Hong Kong, ChinaLinear nevus sebaceous syndrome (LNSS) is a rare neurocutaneous disorder. It is characterized by the presence of nevus sebaceous, ocular anomalies, neurological deficits, and convulsion. Renal involvement was not commonly reported. We report a 10-year-old girl with LNSS who had concomitant cystic kidney disease and diffuse aortopathy with bilateral renal artery stenosis, leading to hypertension requiring oral anti-hypertensive medications. The girl presented with chorioretinal coloboma and multiple nevus sebaceous at birth. She had aortic coarctation and received surgical repair at one week of life. She had persistent hypertension during her follow-up. Further investigations were performed to look for causes of hypertension apart from possible re-coarctation. Her magnetic resonance angiogram revealed diffuse aortopathy, which extended from the aortic arch to the abdominal aorta. Branches of the aorta, including the celiac trunk, superior mesenteric arteries, and renal arteries, were also narrowed. Multiple renal cysts were also identified in her right kidney. Interventional angioplasty over the renal arteries was not feasible due to diffuse narrowing of the aorta, especially at the origins of renal arteries. The blood pressure was controlled with oral anti-hypertensive medications. Our case illustrated that pediatricians should be aware of the possible renal involvements in LNSS, which impose a significant impact on the management and long-term prognosis of these patients.https://www.mdpi.com/2036-7503/13/2/28linear nevus sebaceous syndromeepidermal nevus syndromecystic kidney diseaserenal artery stenosishypertension
spellingShingle Chonin Kuok
Kwaiyu Chan
Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized Feature
Pediatric Reports
linear nevus sebaceous syndrome
epidermal nevus syndrome
cystic kidney disease
renal artery stenosis
hypertension
title Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized Feature
title_full Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized Feature
title_fullStr Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized Feature
title_full_unstemmed Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized Feature
title_short Renal Involvement in Linear Nevus Sebaceous Syndrome—An Underrecognized Feature
title_sort renal involvement in linear nevus sebaceous syndrome an underrecognized feature
topic linear nevus sebaceous syndrome
epidermal nevus syndrome
cystic kidney disease
renal artery stenosis
hypertension
url https://www.mdpi.com/2036-7503/13/2/28
work_keys_str_mv AT choninkuok renalinvolvementinlinearnevussebaceoussyndromeanunderrecognizedfeature
AT kwaiyuchan renalinvolvementinlinearnevussebaceoussyndromeanunderrecognizedfeature