Ikhithi isebenza ngokutsha kwesampulu ekufuneka ihlolwe, ukuze uhlalutyi-hlalutyo akhutshwa ekubopheni kwezinye izinto okanye izixhobo zokuhlawula uhlalutyo.
Chwetheza iarhente yokukhupha isampulu ilungele iisampulu zentsholongwane,kwayeChwetheza iarhente yokukhutshwa kwe-II ilungele iisampulu zentsholongwane kunye ne-tuberculosis.