thrombocytopenia
noun [ U ] medical specialized uk/ˌθrɒm.bəʊ.saɪt.əˈpiː.ni.ə/ us/ˌθrɑːm.boʊ.saɪ.t̬əˈpiː.ni.ə/
血小板减少症
a blood disorder in which the body does not produce enough platelets (= very small cells in the blood that make it thicker in order to stop bleeding caused by an injury)
General causes of thrombocytopenia include poor nutrition, infections, radiotherapy, and some drugs. 导致血小板减少症的原因一般有营养不良、感染、辐射治疗和一些药物。