手臂上痒，然后挠了为什么会有红色的痕迹 只要轻轻抓一下手臂就会出现红色的痕迹，要过很久才能消去，我以...
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如果是皮下出现暗红色，且呈不规则条索状痕迹，那最好去医院化验下血常规，看是不是血小板减少，并相对采取就医等措施！！！
荨麻疹
绛旓細鍥炵瓟锛氭剰瑙佸缓璁: 杩欐槸鑽ㄩ夯鐤淇楃О椋庡洟,鏄竴绉嶅父瑙佺殑杩囨晱鎬х毊鑲ょ梾銆 娌荤枟棣栧厛鏄闄ょ梾鍥,瑗胯嵂鍙互鐢ㄦ姉杩囨晱鑽墤灏旀晱銆佸紑鐟炲潶銆侀叜鏇胯姮鎴栦竴浜涙縺绱犵瓑銆備腑鑽氨闇瑕佽繘琛岃鲸璇佹柦娌讳簡銆
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绛旓細鍥炵瓟锛氶棶棰樺垎鏋: 浣犲ソ:鏍规嵁浣犵殑鎯呭喌,杩欏彲鑳芥槸鐢变簬灞閮ㄧ殑鐨偆杩囨晱鐨勬儏鍐,瀵艰嚧鐨勬儏鍐,鍑虹幇灞閮ㄧ殑鑲綋鐦欑棐,骞朵即鏈夊眬閮ㄧ殑鐨偆鍛堢柋鐤瑰吇鐨勬敼鍙樸 鎰忚寤鸿: 鍦ㄥ钩鏃堕伩鍏嶅眬閮ㄧ殑鐨偆杩囧害鐨勫埡婵,骞朵繚鎸佸眬閮ㄧ殑鐨偆娓呮磥,鍚屾椂鍦ㄤ即鏈夊眬閮ㄧ殑鐦欑棐鏃跺彲浠ュ彛鏈嶆姉杩囨晱鐨勮嵂鐗╂不鐤椼
绛旓細鍥炵瓟锛氱梾鎯呭垎鏋: 鎮ㄥソ,鎮ㄤ互涓婃墍鎻忚堪鐨勭棁鐘跺垵姝ュ垎鏋,鏄敱浜庣毊鑲よ繃鏁忔墍寮曡捣鐨勩傚強鏃剁殑鑷垜璋冪悊,鍙互鏀瑰杽鐥囩姸鐨勩 鎸囧鎰忚: 棣栧厛闇瑕佹敞鎰忛ギ椋熺殑璋冪悊,娓呮贰瀹规槗娑堝寲鐨勯鐗,涓嶅彲浠ュ悆杈涜荆鍒烘縺鐢熷喎鐨勯鐗,鍙ｆ湇闃查閫氬湥涓告按涓搞佹隘闆蜂粬瀹氬垎鏁ｇ墖涔嬬被鐨勮嵂鐗╄皟鐞嗐傜鍋ュ悍銆
