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Chlorfenapyr-Induced Toxic Leukoencephalopathy with Radiologic Reversibility: A Case Report and Literature Review

  • Baek, Byung Hyun (Department of Radiology, Chonnam National University Hospital) ;
  • Kim, Seul Kee (Department of Radiology, Chonnam National University Hwasun Hospital) ;
  • Yoon, Woong (Department of Radiology, Chonnam National University Hospital) ;
  • Heo, Tae Wook (Department of Radiology, Chonnam National University Hospital) ;
  • Lee, Yun Young (Department of Radiology, Chonnam National University Hospital) ;
  • Kang, Heoung Keun (Department of Radiology, Chonnam National University Hwasun Hospital)
  • 투고 : 2015.07.09
  • 심사 : 2015.11.30
  • 발행 : 2016.04.01

초록

Chlorfenapyr is a widely used, moderately hazardous pesticide. Previous reports have indicated that chlorfenapyr intoxication can be fatal in humans. We reported the first non-fatal case of chlorfenapyr-induced toxic leukoencephalopathy in a 44-year-old female with resolution of extensive and abnormal signal intensities in white matter tracts throughout the brain, brain stem, and spinal cord on serial magnetic resonance imaging.

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참고문헌

  1. United States Environmental Protection Agency. Chlorfenapyr-129093: Health Effects Division Risk Characterization for Use of the Chemical Chlorfenapyr (Alert, EPA File Symbol 5905-GAI) in/on Citrus (6F04623). Web site. http://archive.epa.gov/opprd001/chlorfenapyr/web/pdf/memohed2.pdf. Published February 12, 1998. Accessed June 2, 2015
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  5. United States Environmental Protection Agency. Chlorfenapyr Reason for Issuance: New Chemical Registration. Web site. http://www3.epa.gov/pesticides/chem_search/reg_actions/registration/fs_PC-129093_01-Jan-01.pdf. Accessed June 9, 2015
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  8. McKinney AM, Kieffer SA, Paylor RT, SantaCruz KS, Kendi A, Lucato L. Acute toxic leukoencephalopathy: potential for reversibility clinically and on MRI with diffusion-weighted and FLAIR imaging. AJR Am J Roentgenol 2009;193:192-206 https://doi.org/10.2214/AJR.08.1176
  9. Sivasubramanian S, Moorthy S, Sreekumar K, Kannan RR. Diffusion-weighted magnetic resonance imaging in acute reversible toxic leukoencephalopathy: a report of two cases. Indian J Radiol Imaging 2010;20:192-194 https://doi.org/10.4103/0971-3026.69354
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피인용 문헌

  1. Chlorfenapyr Intoxication Manifested by Extensive Leukoencephalomyelopathy vol.36, pp.4, 2018, https://doi.org/10.17340/jkna.2018.4.28
  2. Toxic Optic Neuropathy Caused by Chlorfenapyr Poisoning vol.59, pp.11, 2016, https://doi.org/10.3341/jkos.2018.59.11.1097
  3. Acute chlorfenapyr toxicity in 3 dogs from a single household vol.29, pp.6, 2019, https://doi.org/10.1111/vec.12894
  4. A fatal case of chlorfenapyr poisoning following dermal exposure vol.26, pp.6, 2016, https://doi.org/10.1177/1024907918782065
  5. Magnetic Resonance Imaging and Clinical Features of Chlorfenapyr-Induced Toxic Leukoencephalopathy: A Case Report vol.81, pp.4, 2016, https://doi.org/10.3348/jksr.2020.81.4.985
  6. Spongiform leukoencephalopathy: A unique case of biopsy confirmed leukoencephalopathy secondary to toxic, non-inflammatory exposure vol.9, pp.None, 2016, https://doi.org/10.1177/2050313x211042984