Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome Cohort

Abstract Interstitial cystitis/bladder pain syndrome (IC/BPS) is a chronic pain disorder causing symptoms of urinary frequency, urgency, and bladder discomfort or pain. Although this condition affects a large population, little is known about its etiology. Genetic analyses of whole exome sequencing...

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Main Authors: Elicia Estrella, Shira Rockowitz, Marielle Thorne, Pressley Smith, Jeanette Petit, Veronica Zehnder, Richard N. Yu, Stuart Bauer, Charles Berde, Pankaj B. Agrawal, Alan H. Beggs, Ali G. Gharavi, Louis Kunkel, Catherine A. Brownstein
Format: Article
Language:English
Published: Wiley 2023-03-01
Series:Advanced Genetics
Subjects:
Online Access:https://doi.org/10.1002/ggn2.202200013
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author Elicia Estrella
Shira Rockowitz
Marielle Thorne
Pressley Smith
Jeanette Petit
Veronica Zehnder
Richard N. Yu
Stuart Bauer
Charles Berde
Pankaj B. Agrawal
Alan H. Beggs
Ali G. Gharavi
Louis Kunkel
Catherine A. Brownstein
author_facet Elicia Estrella
Shira Rockowitz
Marielle Thorne
Pressley Smith
Jeanette Petit
Veronica Zehnder
Richard N. Yu
Stuart Bauer
Charles Berde
Pankaj B. Agrawal
Alan H. Beggs
Ali G. Gharavi
Louis Kunkel
Catherine A. Brownstein
author_sort Elicia Estrella
collection DOAJ
description Abstract Interstitial cystitis/bladder pain syndrome (IC/BPS) is a chronic pain disorder causing symptoms of urinary frequency, urgency, and bladder discomfort or pain. Although this condition affects a large population, little is known about its etiology. Genetic analyses of whole exome sequencing are performed on 109 individuals with IC/BPS. One family has a previously reported SIX5 variant (ENST00000317578.6:c.472G>A, p.Ala158Thr), consistent with Branchiootorenal syndrome 2 (BOR2). A likely pathogenic heterozygous variant in ATP2A2 (ENST00000539276.2:c.235G>A, p.Glu79Lys) is identified in two unrelated probands, indicating possible Darier‐White disease. Two private heterozygous variants are identified in ATP2C1 (ENST00000393221.4:c.2358A>T, p.Glu786Asp (VUS/Likely Pathogenic) and ENST00000393221.4:c.989C>G, p.Thr330Ser (likely pathogenic)), indicative of Hailey‐Hailey Disease. Sequence kernel association test analysis finds an increased burden of rare ATP2C1 variants in the IC/BPS cases versus a control cohort (p = 0.03, OR = 6.76), though does not survive Bonferroni correction. The data suggest that some individuals with IC/BPS may have unrecognized Mendelian syndromes. Comprehensive phenotyping and genotyping aid in understanding the range of diagnoses in the population‐based IC/BPS cohort. Conversely, ATP2C1, ATP2A2, and SIX5 may be candidate genes for IC/BPS. Further evaluation with larger numbers is needed. Genetically screening individuals with IC/BPS may help diagnose and treat this painful disorder due to its heterogeneous nature.
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spelling doaj.art-100c09a40bbc4b3d999fc7db393cadf42023-03-10T14:11:58ZengWileyAdvanced Genetics2641-65732023-03-0141n/an/a10.1002/ggn2.202200013Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome CohortElicia Estrella0Shira Rockowitz1Marielle Thorne2Pressley Smith3Jeanette Petit4Veronica Zehnder5Richard N. Yu6Stuart Bauer7Charles Berde8Pankaj B. Agrawal9Alan H. Beggs10Ali G. Gharavi11Louis Kunkel12Catherine A. Brownstein13Department of Neurology Boston Children's Hospital Harvard Medical School Boston MA 02115 USAThe Manton Center for Orphan disease Research Boston Children's Hospital Harvard Medical School Boston MA 02115 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USADepartment of Urology Boston Children's Hospital Boston MA 02115 USADepartment of Urology Boston Children's Hospital Boston MA 02115 USAThe Manton Center for Orphan disease Research Boston Children's Hospital Harvard Medical School Boston MA 02115 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USAInstitute for Genomic Medicine Vagelos College of Physicians & Surgeons Columbia University New York NY 10032 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USADivision of Genetics and Genomics Boston Children's Hospital Harvard Medical School Boston MA 02115 USAAbstract Interstitial cystitis/bladder pain syndrome (IC/BPS) is a chronic pain disorder causing symptoms of urinary frequency, urgency, and bladder discomfort or pain. Although this condition affects a large population, little is known about its etiology. Genetic analyses of whole exome sequencing are performed on 109 individuals with IC/BPS. One family has a previously reported SIX5 variant (ENST00000317578.6:c.472G>A, p.Ala158Thr), consistent with Branchiootorenal syndrome 2 (BOR2). A likely pathogenic heterozygous variant in ATP2A2 (ENST00000539276.2:c.235G>A, p.Glu79Lys) is identified in two unrelated probands, indicating possible Darier‐White disease. Two private heterozygous variants are identified in ATP2C1 (ENST00000393221.4:c.2358A>T, p.Glu786Asp (VUS/Likely Pathogenic) and ENST00000393221.4:c.989C>G, p.Thr330Ser (likely pathogenic)), indicative of Hailey‐Hailey Disease. Sequence kernel association test analysis finds an increased burden of rare ATP2C1 variants in the IC/BPS cases versus a control cohort (p = 0.03, OR = 6.76), though does not survive Bonferroni correction. The data suggest that some individuals with IC/BPS may have unrecognized Mendelian syndromes. Comprehensive phenotyping and genotyping aid in understanding the range of diagnoses in the population‐based IC/BPS cohort. Conversely, ATP2C1, ATP2A2, and SIX5 may be candidate genes for IC/BPS. Further evaluation with larger numbers is needed. Genetically screening individuals with IC/BPS may help diagnose and treat this painful disorder due to its heterogeneous nature.https://doi.org/10.1002/ggn2.202200013bladdergeneticsgenitalgenomicsMendelianpain
spellingShingle Elicia Estrella
Shira Rockowitz
Marielle Thorne
Pressley Smith
Jeanette Petit
Veronica Zehnder
Richard N. Yu
Stuart Bauer
Charles Berde
Pankaj B. Agrawal
Alan H. Beggs
Ali G. Gharavi
Louis Kunkel
Catherine A. Brownstein
Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome Cohort
Advanced Genetics
bladder
genetics
genital
genomics
Mendelian
pain
title Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome Cohort
title_full Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome Cohort
title_fullStr Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome Cohort
title_full_unstemmed Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome Cohort
title_short Mendelian Disorders in an Interstitial Cystitis/Bladder Pain Syndrome Cohort
title_sort mendelian disorders in an interstitial cystitis bladder pain syndrome cohort
topic bladder
genetics
genital
genomics
Mendelian
pain
url https://doi.org/10.1002/ggn2.202200013
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