Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear Symptoms

Cystic fibrosis (CF) is a genetic monogenic disorder inherited in an autosomal recessive manner, marked by persistent airway infections in the endobronchial region. This condition leads to the gradual development of bronchiectasis and, ultimately, respiratory failure, emerging as the primary cause o...

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Main Authors: Sahar Yousaf, null Sumaira, Iqbal Bano, Atia Rehman, Samra Kousar, Muhammad Usman Ghani, Mariam Shahid
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Case Reports in Medicine
Online Access:http://dx.doi.org/10.1155/2024/8836342
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author Sahar Yousaf
null Sumaira
Iqbal Bano
Atia Rehman
Samra Kousar
Muhammad Usman Ghani
Mariam Shahid
author_facet Sahar Yousaf
null Sumaira
Iqbal Bano
Atia Rehman
Samra Kousar
Muhammad Usman Ghani
Mariam Shahid
author_sort Sahar Yousaf
collection DOAJ
description Cystic fibrosis (CF) is a genetic monogenic disorder inherited in an autosomal recessive manner, marked by persistent airway infections in the endobronchial region. This condition leads to the gradual development of bronchiectasis and, ultimately, respiratory failure, emerging as the primary cause of mortality in individuals diagnosed with CF. Diagnosis is done depending on the patient’s symptoms and lung radiological findings like chest X-rays and CTs. In younger patients and children, diagnosis becomes difficult due to overlapping symptoms with other diseases such as CF which is a rare genetic disease in our population. Diagnosis of CF usually relies on characteristic symptoms, a family history of CF, and an abnormal sweat chloride test, but in children, low sweat production during testing leads to false negative results. In this case report, a suspected patient with ambiguous respiratory symptoms underwent a comprehensive investigation revealing elevated CRP levels, TLC, and characteristic pulmonary manifestations on chest X-ray, suggesting cystic fibrosis. Despite negative sweat chloride tests, the patient was analysed for potential candidate SNPs and was also tested for potential CFTR mutations to rule out CF, genetic analysis confirmed the diagnosis. Genetic testing plays a crucial role in diagnosing cystic fibrosis, even when traditional tests are inconclusive. Specific mutations like Δ508 deletion and rs213950 guide personalized treatment. Consanguinity and family history highlight genetic predisposition, while environmental factors may influence symptom onset. Further research is needed to understand these complexities and improve diagnostic and treatment approaches.
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issn 1687-9635
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spelling doaj-art-d88c0d11514147f28960891aef875e442025-02-03T11:13:42ZengWileyCase Reports in Medicine1687-96352024-01-01202410.1155/2024/8836342Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear SymptomsSahar Yousaf0null Sumaira1Iqbal Bano2Atia Rehman3Samra Kousar4Muhammad Usman Ghani5Mariam Shahid6Centre of Excellence in Molecular BiologyCentre of Excellence in Molecular BiologyChildren HospitalCentre of Excellence in Molecular BiologyCentre of Excellence in Molecular BiologyCenter for Applied Molecular BiologyCentre of Excellence in Molecular BiologyCystic fibrosis (CF) is a genetic monogenic disorder inherited in an autosomal recessive manner, marked by persistent airway infections in the endobronchial region. This condition leads to the gradual development of bronchiectasis and, ultimately, respiratory failure, emerging as the primary cause of mortality in individuals diagnosed with CF. Diagnosis is done depending on the patient’s symptoms and lung radiological findings like chest X-rays and CTs. In younger patients and children, diagnosis becomes difficult due to overlapping symptoms with other diseases such as CF which is a rare genetic disease in our population. Diagnosis of CF usually relies on characteristic symptoms, a family history of CF, and an abnormal sweat chloride test, but in children, low sweat production during testing leads to false negative results. In this case report, a suspected patient with ambiguous respiratory symptoms underwent a comprehensive investigation revealing elevated CRP levels, TLC, and characteristic pulmonary manifestations on chest X-ray, suggesting cystic fibrosis. Despite negative sweat chloride tests, the patient was analysed for potential candidate SNPs and was also tested for potential CFTR mutations to rule out CF, genetic analysis confirmed the diagnosis. Genetic testing plays a crucial role in diagnosing cystic fibrosis, even when traditional tests are inconclusive. Specific mutations like Δ508 deletion and rs213950 guide personalized treatment. Consanguinity and family history highlight genetic predisposition, while environmental factors may influence symptom onset. Further research is needed to understand these complexities and improve diagnostic and treatment approaches.http://dx.doi.org/10.1155/2024/8836342
spellingShingle Sahar Yousaf
null Sumaira
Iqbal Bano
Atia Rehman
Samra Kousar
Muhammad Usman Ghani
Mariam Shahid
Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear Symptoms
Case Reports in Medicine
title Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear Symptoms
title_full Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear Symptoms
title_fullStr Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear Symptoms
title_full_unstemmed Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear Symptoms
title_short Case Study: Analyzing CFTR Mutations and SNPs in Pulmonary Fibrosis Patients with Unclear Symptoms
title_sort case study analyzing cftr mutations and snps in pulmonary fibrosis patients with unclear symptoms
url http://dx.doi.org/10.1155/2024/8836342
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