痰血，证名。指痰中经常带血。《不居集》卷十三：“痰血，咳咯唾皆有之，兼顾血屑、血丝、血点是也。”多见于肺结核、支气管扩张、多种肺部感染。
... 痰积呕吐 phlegm accumulation vomiting 痰癖 phlegm aggregation 痰血 phlegm and blood ...
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肺转移性癌一般较少呈现呼吸道症状和痰血，痰细胞学检查不易找到癌细胞。
Metastatic lung cancer in general showed less respiratory symptoms and sputum blood, sputum cytology is not easy to find cancer cells.
如果咳嗽持续八周以上或者伴有痰、血或者打扰了你的睡眠，就要去看看医生，检查一下是否有其他原因导致了咳嗽。
If coughing persists for more than eight weeks or if coughing brings up sputum or blood or disturbs your sleep, see your doctor to check for a more serious cause of your coughing.
痰液可能是黄的，绿的或甚至里面带血。
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