Cases with anti-K detected in unexpected antibody tests since 2019
| No. | Sex | Age | Clinical diagnosis | Detected antibody | Nationality | Ethnicity | Transfusion history | Infection history | Ab detection history |
|---|---|---|---|---|---|---|---|---|---|
| 1 | M | 59 | Non-small cell lung cancer | Anti-K | Korea | Korean | O |
Unknown | 2019 (1) |
| 2021 (5) | |||||||||
| 2 | F | 34 | Systemic lupus erythematosus | Anti-K, Anti-P1, and cold auto | Korea | Korean | X |
Unknown | 2021 (3) |
| 2022 (2) | |||||||||
| 3 | F | 46 | Breast cancer | Anti-K, Anti-Leb | Korea | Korean | O | Viral infection | 2019 (28) |
| 2020 (1) | |||||||||
| 2021 (24) | |||||||||
| 2022 (2) | |||||||||
| 4 | F | 73 | Heart failure, CKD | Anti-K | Korea | Korean | O | Unknown | 2016 (2) |
| 2017 (2) | |||||||||
| 2018 (2) | |||||||||
| 2019 (1) | |||||||||
| 2021 (5) | |||||||||
| 5 | M | 75 | Lung cancer | Anti-K | Korea | Korean | X | Unknown | 2022 (2) |
| 6 | M | 54 | Hepatocellular carcinoma | Anti-K | Korea | Korean | X | Unknown | 2022 (1) |
| 7 | M | 66 | Gastric cancer | Anti-K | Korea | Korean | X | Unknown | 2023 (2) |
| 8 | F | 41 | Fibroids, anemia | Anti-K | USA | Pacific islander | O | Unknown | 2024 (4) |
| 9 | M | 63 | Leiomyosarcoma of brain | Anti-K | Korea | Korean | O | Chronic bronchitis | 2023 (2) |
| 2024 (1) |
*History of transfusion regardless of the type of blood products.
†No history of transfusion regardless of the type of blood products.
Abbreviations: No., number of cases; CKD, chronic kidney disease.