Thyroid radiation dose reduction with the use of thyroid shields during CT brain studies

Awosan KJ, Ibrahim M, Saidu SA, Ma’aji SM, Danfulani M, Yunusa EU, Ikhuenbor DB, Ige TA. Knowledge of radiation hazards, radiation protection practices and clinical profile of health workers in a teaching hospital in Northern Nigeria. J Clin Diagn Res. 2016;10(8):LC07-12. https://doi.org/10.7860/JCDR/2016/20398.8394.

Article  CAS  PubMed  PubMed Central  Google Scholar 

United Nations Scientific Committee on the Effects of Atomic Radiation. Sources, effects and risks of ionizing radiation, United Nations scientific committee on the effects of atomic radiation (UNSCEAR) 2020/2021 report, volume IV: scientific annex D-evaluation of occupational exposure to ionizing radiation. United Nations. 2022.

Beaconsfield T, Nicholson R, Thornton A, Al-Kutoubi A. Would thyroid and breast shielding be beneficial in CT of the head? Eur Radiol. 1998;8:664–7.

Article  CAS  PubMed  Google Scholar 

Robinson D, Nzotta CC, Onwuchekwa I. Evaluation of scatter radiation to the thyroid gland attributable to brain computed tomography scan in Port Harcourt, Nigeria. Int J Res Med Sci. 2019;7(2):530–5.

Google Scholar 

Kalra MK, Maher MM, Rizzo S, Kanarek D, Shepard JA. Radiation exposure from chest CT: issues and strategies. J Korean Med Sci. 2004;19(2):159–66. https://doi.org/10.3346/jkms.2004.19.2.159.

Article  PubMed  PubMed Central  Google Scholar 

Sinnott B, Ron E, Schneider AB. Exposing the thyroid to radiation: a review of its current extent, risks, and implications. Endocr Rev. 2010;31(5):756–73. https://doi.org/10.1210/er.2010-0003.

Article  PubMed  PubMed Central  Google Scholar 

Jeyasugiththan J, Kumarihami AMC, Satharasinghe D, Mahakumara P, Senanayaka G, Jayakody I. Evaluation of thyroid radiation dose during abdominal computed tomography procedures and dose reduction effectiveness of thyroid shielding. Radiography. 2022;28(3):704–10.

Article  CAS  PubMed  Google Scholar 

Yanovskiy M, Shaki YY, Socol Y. Ethics of adoption and use of the linear no-threshold model. Dose Response. 2019;17(1): 1559325818822602. https://doi.org/10.1177/1559325818822602.

Article  PubMed  PubMed Central  Google Scholar 

Omer H, Alameen S, Mahmoud WE, Sulieman A, Nasir O, Abolaban F. Eye lens and thyroid gland radiation exposure for patients undergoing brain computed tomography examination. Saudi J Biol Sci. 2021;28(1):342–6. https://doi.org/10.1016/j.sjbs.2020.10.010.

Article  PubMed  Google Scholar 

Chang LA, Miller DL, Lee C, Melo DR, Villoing D, Drozdovitch V, Thierry-Chef I, Winters SJ, Labrake M, Myers CF, Lim H, Kitahara CM, Linet MS, Simon SL. Thyroid radiation dose to patients from diagnostic radiology procedures over eight decades: 1930–2010. Health Phys. 2017;113(6):458–73. https://doi.org/10.1097/HP.0000000000000723.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Hauptmann M, Daniels RD, Cardis E, Cullings HM, Kendall G, Laurier D, Linet MS, Little MP, Lubin JH, Preston DL, Richardson DB, Stram DO, Thierry-Chef I, Schubauer-Berigan MK, Gilbert ES. Berrington de Gonzalez A. Epidemiological studies of low-dose ionizing radiation and cancer: summary bias assessment and meta-analysis. J Natl Cancer Inst Monogr. 2020;2020(56):188–200. https://doi.org/10.1093/jncimonographs/lgaa010. (Erratum in: J Natl Cancer Inst Monogr. 2023 May 4;2023(61):e1. 10.1093/jncimonographs/lgac027. PMID: 32657347; PMCID: PMC8454205).

Article  CAS  PubMed  PubMed Central  Google Scholar 

Tsao SL, Chen YY, Yeh LT, Huang JY, Li WT, Yang SF, Yeh CB. Impact of computed tomography scans on the risk of thyroid disease in minor head injury patients: a population-based retrospective cohort study. Int J Environ Res Public Health. 2020;17(11):3873.

Article  PubMed  PubMed Central  Google Scholar 

Yang CC. Evaluation of impact of factors affecting CT radiation dose for optimizing patient dose levels. Diagnostics. 2020;10(10):787.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Jaseemudheen MM, Uppoor R, D Souza JT. Estimation of entrance surface radiation dose to thyroid and gonads during computed tomography thorax examination. Asian J Pharm Res Health Care. 2024;16(1):31–6. https://doi.org/10.4103/ajprhc.ajprhc_121_23.

Article  Google Scholar 

Dawson P, Punwani S. The thyroid dose burden in medical imaging: a re-examination. Eur J Radiol. 2009;69(1):74–9.

Article  PubMed  Google Scholar 

Candela-Juan C, Ciraj-Bjelac O, Merce MS, Dabin J, Faj D, Gallagher A, Theodorakou C. Use of out-of-field contact shielding on patients in medical imaging: a review of current guidelines, recommendations and legislative documents. Phys Med. 2021;86:44–56.

Article  PubMed  Google Scholar 

Hoang JK, Yoshizumi TT, Choudhury KR, Nguyen GB, Toncheva G, Gafton AR, Hurwitz LM. Organ-based dose current modulation and thyroid shields: techniques of radiation dose reduction for neck CT. AJR Am J Roentgenol. 2012;198(5):1132–8.

Article  PubMed  Google Scholar 

Akhlaghi P, Miri-Hakimabad H, Rafat-Motavalli L. Effects of shielding the radiosensitive superficial organs of ORNL pediatric phantoms on dose reduction in computed tomography. J Med Phys. 2014;39(4):238–46. https://doi.org/10.4103/0971-6203.144490.

Article  PubMed  PubMed Central  Google Scholar 

Hidalgo A, Davies J, Horner K, Theodorakou C. Effectiveness of thyroid gland shielding in dental CBCT using a paediatric anthropomorphic phantom. Dentomaxillofac Radiol. 2015;44(3): 20140285. https://doi.org/10.1259/dmfr.20140285.

Article  CAS  PubMed  Google Scholar 

Visakh T, Sukumar S, Pradhan A. Estimation of entrance surface radiation dose to thyroid region in computed tomography brain examination. Asian J Pharm Clin Res. 2019;12(1):121–3. https://doi.org/10.22159/ajpcr.2019.v12i1.28932.

Article  Google Scholar 

Abuzaid MMEW, Elshami W, Haneef C, Alyafei S. Thyroid shield during brain CT scan: dose reduction and image quality evaluation. Imaging Med. 2017;9(3):45–8.

Google Scholar 

McLaughlin DJ, Mooney RB. Dose reduction to radiosensitive tissues in CT. Do commercially available shields meet the users’ needs? Clin Radiol. 2004;59(5):446–50.

Article  CAS  PubMed  Google Scholar 

Williams L, et al. Computed tomography of the head: an experimental study to investigate the effectiveness of lead shielding during three scanning protocols. Radiography. 2006;12(2):143–52.

Article  Google Scholar 

Pauwels R, Horner K, Vassileva J, Rehani MM. Thyroid shielding in cone beam computed tomography: recommendations towards appropriate use. Dentomaxillofac Radiol. 2019;48(7):20190014. https://doi.org/10.1259/dmfr.20190014.

Article  PubMed  PubMed Central  Google Scholar 

Hoang JK, Yoshizumi TT, Choudhury KR, Nguyen GB, Toncheva G, Gafton AR, Eastwood JD, Lowry C, Hurwitz LM. Organ-based dose current modulation and thyroid shields: techniques of radiation dose reduction for neck CT. AJR Am J Roentgenol. 2012;198(5):1132–8. https://doi.org/10.2214/AJR.11.7445.

Article  PubMed  Google Scholar 

Derbew HM, Kebede T, Teferi S, Otero HJ. Inadvertent thyroid radiation during computed tomography of the chest: a retrospective study. Ethiop J Health Sci. 2023;33(2):321–6. https://doi.org/10.4314/ejhs.v33i2.17.

Article  PubMed  PubMed Central  Google Scholar 

Hiles P, Gilligan P, Damilakis J, et al. European consensus on patient contact shielding. Insights Imaging. 2021;12:194. https://doi.org/10.1186/s13244-021-01085-4.

Article  PubMed  PubMed Central  Google Scholar 

Valentin J. The 2007 recommendations of the international commission on radiological protection. Ann ICRP. 2007;37(2–4):1–133.

CAS  PubMed  Google Scholar 

Yamashita K, Higashino K, Hayashi H, Takegami K, Hayashi F, Tsuruo Y, Sairyo K. Direct measurement of radiation exposure dose to individual organs during diagnostic computed tomography examination. Sci Rep. 2021;11(1): 5435. https://doi.org/10.1038/s41598-021-85060-5.

Article  PubMed  PubMed Central  Google Scholar 

Sanghu J, Dean KMR, Grande MLML, Panlaqui AA, Sanuan B. Impact of angular dependence on dose measurement for whole-body thermoluminescence dosimeters in clinical applications. Philipp J Sci. 2024;153(S1):129–37.

Google Scholar 

https://www.fujielectric.com/products/sensors_measurements/radiation/product_series/personal_dosei.html

Saeedi-Moghadam M, Tayebi M, Chegeni N, Sina S, Kolayi T. Efficiency of non-lead and lead thyroid shields in radiation protection of CT examinations. Radiat Phys Chem. 2021;180: 109265.

Article  CAS  Google Scholar 

Hidalgo A, Davies J, Horner K, Theodorakou C. Effectiveness of thyroid gland shielding in dental CBCT using a paediatric anthropomorphic phantom. Dentomaxillofac Rad

Comments (0)

No login
gif