Earwax, also known as cerumen, plays a crucial role in maintaining ear health by trapping dust, debris, and microorganisms. 然而, in certain cases, earwax build-up can lead to discomfort, hearing loss, or infections. Collecting a specimen of earwax using an earwax swab can help in diagnosing various ear-related issues. 在這篇博文中, we will guide you through the earwax …