是一种正常的生理表象;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/42166d224f4a20a4174fd2739e529822720ed035?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
是缺少维生素A的体现;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/37d12f2eb9389b50d4a30ee68b35e5dde7116e22?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
缺铁性贫血的表现,一般伴有面无人色或萎黄,容易疲惫,全身无力,心慌,头痛等。重症病人除以上表现外,还可有口腔炎、舌炎、口角炎及吞咽困难;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/6609c93d70cf3bc7485c2358df00baa1cd112a22?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
长时间精力严重,严重睡眠不足。是操劳过度及用脑过度的证实;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/ae51f3deb48f8c543e822b9b34292df5e0fe7f35?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
也许是外伤导致的,任何细微的受损都也许留下痕迹;
标明机体某部分安排器官存在慢性炎症。也许是肾功能下降、胰腺炎、小肠长时间发炎、风湿病等。
以上即是导致指甲上有竖纹的一些多见的缘由了,在这里提示一下假如指甲上有竖纹的疑问的话,一定要及时的找出其病因,这样才能进行针对性的治疗与做好身体疾病预防,过上正常的健康快乐生活。