好词典

purpura

UK //ˈpɜː.pjʊə.rə//US //ˈpɝː.pjʊr.ə//

词源

源自拉丁语 'purpura',意为紫色,因该症状的典型紫色斑点而得名。

noun

❶ 紫癜,一种皮肤或黏膜出现紫色斑点的医学症状,通常由皮下出血引起,可能与血液疾病、感染或血管异常有关。

“The patient was diagnosed with purpura after noticing purple spots on his legs.”

(患者发现腿上有紫色斑点后被诊断为紫癜。)

“Purpura can be a sign of a serious underlying condition and requires medical attention.”

(紫癜可能是潜在严重疾病的征兆,需要就医。)

同义词:petechiae, ecchymosis, bruising

常见短语

thrombocytopenic purpura — 血小板减少性紫癜,一种因血小板数量减少导致出血和紫癜的疾病。

“Thrombocytopenic purpura can cause excessive bleeding even from minor injuries.”

(血小板减少性紫癜可能导致即使是轻微损伤也会出血过多。)

Henoch-Schönlein purpura — 过敏性紫癜,一种主要影响儿童的小血管炎症性疾病,表现为紫癜、关节痛和腹痛。

“Henoch-Schönlein purpura often follows a respiratory infection in children.”

(过敏性紫癜通常在儿童呼吸道感染后发生。)