如果孩子出现咽喉部灰白色假膜等症状，应立即就医，以排查白喉病。
If a child develops symptoms such as a grayish-white membrane in the throat, they should receive medical attention immediately to rule out diphtheria.
If a child develops symptoms such as a grayish-white membrane in the throat, they should receive medical attention immediately to rule out diphtheria.