Kala-azar黑热病Kanagawa test神奈川试验Kaposi’s sarcoma卡波剂氏肉瘤ketoconazole酮康唑Kering’s sign克尼格征Killer cell杀伤细胞Koplid’s spots柯氏斑Korean hemorrhagic fever(KHF)朝鲜出血热