肺心病患者出现右心衰竭时，最早出现的体征是（）？（1分） INCLUDE

单选题肺心病患者出现右心衰竭时，最早出现的体征是（）？（1分） INCLUDEPICTURE \d "https://hospital.317hu.com/hospital-admin/nurse-training-exam/exam-paper-manage/" \* MERGEFORMATINET INCLUDEPICTURE \d "https://hospital.317hu.com/hospital-admin/nurse-training-exam/exam-paper-manage/" \* MERGEFORMATINET

A、肝颈静脉回流征阳性

B、下肢水肿

C、颈静脉怒张

D、肝大

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