- Current Status of Proficiency Testing Programs and Development of Reference Materials for Severe Acute Respiratory Syndrome Coronavirus 2 Molecular Diagnostic Tests
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Hur KH, Park K, Yang JJ, Kim MN, Sung H
- KMID: 2510301
- Lab Med Qual Assur.
- 2020 Dec;42(4):194-199.
- doi: 10.15263/jlmqa.2020.42.4.194
Laboratory preparedness and rapid expansion of testing capacity are essential for controlling the coronavirus disease 2019 (COVID-19) outbreak. Such efforts require the prompt implementation of authorized emergencyuse test kits and extensive... -
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- Report of the Korean Association of External Quality Assessment Service on Therapeutic Drug Monitoring and Toxicology (2015–2019)
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Kim HK, Ko DH, Jeong TD, Shin ES, Kim JH, Chun S
- KMID: 2510300
- Lab Med Qual Assur.
- 2020 Dec;42(4):183-193.
- doi: 10.15263/jlmqa.2020.42.4.183
Korean Association of External Quality Assessment Service offered to conduct a proficiency test program for therapeutic drug monitoring (TDM) and testing drugs of abuse (DOA), which was named as the... -
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- Production of External Quality Assessment Materials for Anti-Müllerian Hormone Assay
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Lee A, Kim HJ
- KMID: 2510303
- Lab Med Qual Assur.
- 2020 Dec;42(4):211-217.
- doi: 10.15263/jlmqa.2020.42.4.211
Background: Anti-Müllerian hormone (AMH) is regarded as a sensitive and specific biomarker for assessing the ovarian reserve and has gained widespread clinical use. However, discrepancies between methods, different reference values,... -
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- Annual Report of the Korean Association of External Quality Assessment Service on Urinalysis and Fecal Occult Blood Testing (2019)
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Jeon CH, Kim SG, Bae YC
- KMID: 2510297
- Lab Med Qual Assur.
- 2020 Dec;42(4):157-165.
- doi: 10.15263/jlmqa.2020.42.4.157
In 2019, external quality assessment trials for urinalysis and fecal occult blood (FOB) testing were conducted using data from 1,650 participants. Urine chemistry tests were performed thrice, while urine sediment and... -
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- Report of the Korean Association of External Quality Assessment Service on Hepatitis Serology (2018–2019)
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Cho EJ, Choi AR, Ryu JH, Yun SJ, Oh EJ
- KMID: 2510298
- Lab Med Qual Assur.
- 2020 Dec;42(4):166-176.
- doi: 10.15263/jlmqa.2020.42.4.166
As a diagnostic immunology program of the Korean Association of External Quality Assessment Service, two trials were organized to assess the external quality of hepatitis serology in 2018 and 2019.... -
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- Analysis of Matrix Effect of Urine Quality Control Materials in Urine Chemistry Tests
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Jeon CH, Kim SG
- KMID: 2510302
- Lab Med Qual Assur.
- 2020 Dec;42(4):200-210.
- doi: 10.15263/jlmqa.2020.42.4.200
Background: The National External Quality Assessment Service on urinalysis in Korea has used control materials manufactured by YD (YD Diagnostics, Korea). These materials are composed of phosphate-buffered saline mixed with... -
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- Report of the Korean Association of External Quality Assessment Service on Clinical Parasitology (2018–2019)
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Jeon S, Won EJ, Lee YJ, Kim MJ, Shin MG, Shin JH
- KMID: 2510299
- Lab Med Qual Assur.
- 2020 Dec;42(4):177-182.
- doi: 10.15263/jlmqa.2020.42.4.177
Annual proficiency surveys are conducted 3 times a year (2018–2019) by the Korean Association of External Quality Assessment Service. In addition to the image samples (MPI-18-01–08; MPI-19-01–08), the pre-made slide... -
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- A Case of an Interstitial Deletion in Chromosome 1p Confirmed by Array Comparative Genome Hybridization
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Park MJ, Kim SH, Lim DJ, Yoo SJ
- KMID: 2510305
- Lab Med Qual Assur.
- 2020 Dec;42(4):224-228.
- doi: 10.15263/jlmqa.2020.42.4.224
Deletion in chromosome 1p is a rare chromosomal abnormality, and its genotype-phenotype correlation has not yet been clearly determined. Here, we report the molecular cytogenetic findings and clinical manifestations observed... -
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- Diagnostic Significance of the Ratio of Plasma CYFRA 21-1 Autoantibody Immune Complex to Free CYFRA 21-1 in Patients with Colon Cancer
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Choi HW, Kim H, Oh Ac, Lee JK, Hong YJ
- KMID: 2510304
- Lab Med Qual Assur.
- 2020 Dec;42(4):218-223.
- doi: 10.15263/jlmqa.2020.42.4.218
Background: The use of plasma autoantibodies associated with cancer as tumor biomarkers has been studied for several decades. We investigated the diagnostic significance of the ratio of CYFRA 21-1-anti-CYFRA 21-1... -
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