Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytology

Abstract Fine-needle aspiration biopsy (FNAB) is a routine diagnostic test for thyroid nodules. The use of local anesthesia (LA) before the procedure is still controversial. This prospective study aimed to evaluate the degree of pain and specimen adequacy in liquid-based cytology (LBC) for FNAB of t...

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Main Authors: Tsung-Lun Lee, Pei-Yin Wei, Shyh-Kuan Tai
Format: Article
Language:English
Published: Nature Portfolio 2022-11-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-23031-0
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author Tsung-Lun Lee
Pei-Yin Wei
Shyh-Kuan Tai
author_facet Tsung-Lun Lee
Pei-Yin Wei
Shyh-Kuan Tai
author_sort Tsung-Lun Lee
collection DOAJ
description Abstract Fine-needle aspiration biopsy (FNAB) is a routine diagnostic test for thyroid nodules. The use of local anesthesia (LA) before the procedure is still controversial. This prospective study aimed to evaluate the degree of pain and specimen adequacy in liquid-based cytology (LBC) for FNAB of thyroid nodules with and without LA. A total of 100 consecutive patients with thyroid nodules who underwent FNAB with and without LA between January and December 2020 were included. Patients who received LA had a significantly lower immediate pain scale score (P = 0.01). Multivariate analysis demonstrated that no use of LA (odds ratio [OR] = 3.48, 95% confidence interval [CI] = 1.50–8.10, P = 0.004) and lesion abutting the trachea (OR = 6.14, 95% CI = 1.56–24.12, P = 0.009) were independently and significantly associated with pain degree immediately after FNAB. A higher proportion of patients who previously underwent FNAB thought that LA was helpful and should be performed prior to FNAB. However, the use of LA did not improve the specimen adequacy (P = 0.075). The results showed that administration of LA with a proper technique before ultrasound-guided FNAB might reduce immediate pain after the procedure, and patients may experience more pain when the aspirated nodules abut the trachea.
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spelling doaj.art-e19cbf754a864737aacce718f2f4c5ca2022-12-22T02:41:29ZengNature PortfolioScientific Reports2045-23222022-11-011211710.1038/s41598-022-23031-0Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytologyTsung-Lun Lee0Pei-Yin Wei1Shyh-Kuan Tai2Department of Otolaryngology, National Yang Ming Chiao Tung UniversityDepartment of Otolaryngology, National Yang Ming Chiao Tung UniversityDepartment of Otolaryngology, National Yang Ming Chiao Tung UniversityAbstract Fine-needle aspiration biopsy (FNAB) is a routine diagnostic test for thyroid nodules. The use of local anesthesia (LA) before the procedure is still controversial. This prospective study aimed to evaluate the degree of pain and specimen adequacy in liquid-based cytology (LBC) for FNAB of thyroid nodules with and without LA. A total of 100 consecutive patients with thyroid nodules who underwent FNAB with and without LA between January and December 2020 were included. Patients who received LA had a significantly lower immediate pain scale score (P = 0.01). Multivariate analysis demonstrated that no use of LA (odds ratio [OR] = 3.48, 95% confidence interval [CI] = 1.50–8.10, P = 0.004) and lesion abutting the trachea (OR = 6.14, 95% CI = 1.56–24.12, P = 0.009) were independently and significantly associated with pain degree immediately after FNAB. A higher proportion of patients who previously underwent FNAB thought that LA was helpful and should be performed prior to FNAB. However, the use of LA did not improve the specimen adequacy (P = 0.075). The results showed that administration of LA with a proper technique before ultrasound-guided FNAB might reduce immediate pain after the procedure, and patients may experience more pain when the aspirated nodules abut the trachea.https://doi.org/10.1038/s41598-022-23031-0
spellingShingle Tsung-Lun Lee
Pei-Yin Wei
Shyh-Kuan Tai
Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytology
Scientific Reports
title Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytology
title_full Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytology
title_fullStr Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytology
title_full_unstemmed Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytology
title_short Effect of local anesthesia on pain scale and specimen adequacy in fine-needle aspiration biopsy of thyroid nodules for liquid-based cytology
title_sort effect of local anesthesia on pain scale and specimen adequacy in fine needle aspiration biopsy of thyroid nodules for liquid based cytology
url https://doi.org/10.1038/s41598-022-23031-0
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