noun
positive tuberculin conversion after BCG vaccination
Medical term used in the context of tuberculosis screening. Refers to a change from a negative to a positive tuberculin skin test result following BCG vaccination, indicating an immune response.
ＢＣＧ陽転は、結核予防接種の効果を示す重要な指標です。
BCG conversion is an important indicator showing the effectiveness of tuberculosis vaccination.
Tuberculin reaction; the skin test itself, whereas BCG陽転 refers specifically to the positive conversion after vaccination.
From BCG (Bacillus Calmette-Guérin) + 陽転 (conversion to positive).