Áö³ 2017³â ¹Ì±¹½ÉÀåÇÐȸ(ACC)¿Í ½ÉÀåÇùȸ(AHA)´Â »õ·Î¿î °íÇ÷¾Ð °¡À̵å¶óÀÎÀ» ¹ßÇ¥, °íÇ÷¾ÐÀÇ Áø´Ü°ú Ä¡·á¿¡ Å« º¯È¸¦ ¿¹°íÇß´Ù. °¡Àå ÁÖ¸ñ¹ÞÀº ´ë¸ñÀº °íÇ÷¾ÐÀÇ Á¤ÀÇ¿Í ÇÔ²² Ç÷¾Ð ¸ñǥġ¸¦ ¾îµð±îÁö ³·Ãç ÀâÀ»Áö¿´´Ù. ¾ç ÇÐȸ´Â °íÇ÷¾Ð Áø´Ü±âÁØÀ» 130/80mmHg ÀÌ»óÀ¸·Î °ÈÇÏ¸é¼ °íÇ÷¾Ð ȯÀÚÀÇ Ç÷¾ÐÀ» Àü¹ÝÀûÀ¸·Î 130/80mmHg ¹Ì¸¸±îÁö ³·Ãßµµ·Ï ±Ç°íÇß´Ù. °ú°Å Àü¹ÝÀûÀÎ ¸ñÇ¥Ç÷¾ÐÀ» 140/90mmHg ¹Ì¸¸À¸·Î Àâ¾Æ¿Ô´ø °Í°ú´Â ¿ÏÀüÈ÷ ´Ù¸¥ ¾ç»óÀÌ´Ù. Ú¸ ½ÉÀåÇаè·ÎºÎÅÍ ½ÃÀÛµÈ ¸ñÇ¥Ç÷¾Ð °È ¿òÁ÷ÀÓÀº ÀÌÈÄ Àü¼¼°èÀûÀ¸·Î ÆÄÀåÀ» ¾ß±âÇÏ¸ç º¸´Ù ¾ö°ÝÇÑ Ç÷¾ÐÁ¶Àý Æз¯´ÙÀÓÀ» À¯µµÇÏ°Ô µÈ´Ù. |
130/80mmHg
ACC¿Í AHA´Â »õ °¡À̵å¶óÀο¡¼ “½ÉÇ÷°üÁúȯ º´·ÂÀÚ ¶Ç´Â 10³â³» Á׻󵿸ưæȼº ½ÉÇ÷°üÁúȯ(ASCVD) ¹ß»ýÀ§ÇèÀÌ 10% ÀÌ»óÀÎ ¼ºÀÎ °íÇ÷¾Ð ȯÀÚ¿¡¼ ¸ñÇ¥Ç÷¾ÐÀº 130/80mmHg ¹Ì¸¸À¸·Î ±Ç°íµÈ´Ù”°í ¹àÇû´Ù. Ãß°¡ÀûÀÎ ½ÉÇ÷°üÁúȯ À§ÇèÀÎÀÚ°¡ ¾ø´Â °íÇ÷¾Ð ȯÀÚ¿¡¼µµ 130/80mmHg ¹Ì¸¸À¸·Î Á¶ÀýÇÏ´Â °ÍÀÌ Å¸´çÇÒ ¼öµµ ÀÖ´Ù´Â ÀÔÀåÀ» À¯ÁöÇß´Ù.
°íÇ÷¾Ð ȯÀÚ¿¡¼ ½ÉÇ÷°üÁúȯ 1·2Â÷¿¹¹æÀ» À§ÇÑ Ç÷¾ÐÁ¶Àý ¸ñǥġ¸¦ 130/80mmHg ¹Ì¸¸À¸·Î ÀâÀº °ÍÀÌ´Ù. ¾ç ÇÐȸ´Â ¶Ç °íÇ÷¾Ð ȯÀÚ Àü¹Ý¿¡ ´õÇØ ¾ÈÁ¤Çü ÇãÇ÷¼º ½ÉÀåÁúȯ, ½ÉºÎÀü À§Ç豺, ¹ÚÃâ·® °¨¼Ò ½ÉºÎÀü, ¸¸¼º ½ÅÀåÁúȯ, ³úÁ¹Áß, ´ç´¢º´ µî µ¿¹ÝÁúȯ ȯÀÚ±×·ì¿¡¼µµ ¸ñÇ¥Ç÷¾ÐÀ» 130/80mmHg ¹Ì¸¸À¸·Î Á¶ÀýÇϵµ·Ï ±Ç°íÇß´Ù.
Ç÷¾ÐÁ¶Àý ¸ñǥġ
°íÇ÷¾Ð ȯÀÚÀÇ Ç÷¾Ð°ÇÏ Ä¡·á°¡ ½É³úÇ÷°üÇÕº´Áõ À§ÇèÀ» °¨¼Ò½ÃŲ´Ù´Â °ÍÀº ¸íÈ®È÷ È®¸³µÅ ÀÖ´Ù. ¶Ç ÇÑ ÀÚ¸´¼öÀÇ Ç÷¾Ð¼öÄ¡ Â÷À̷εµ ½ÉÇ÷°üÁúȯ ¿¹¹æÀÇ ¼ºÆа¡ °¥¸± ¼ö ÀÖ´Ù´Â Á¡ÀÌ ½Ã»çµÇ¸é¼ Ç÷¾ÐÀº ¾ÈÀü¼±±îÁö ÃÖ´ëÇÑ ³·Ãç¾ß ÇÏ´Â Á¸Àç·Î ÀνĵƴÙ. °íÇ÷¾Ð ȯÀÚÀÇ ½ÉÇ÷°üÁúȯ ¿¹¹æ¿¡ ÀÖ¾î Ç÷¾Ð°ÇÏ°¡ ÃÖ¿ì¼±À̾ú´ø °ÍÀÌ´Ù.
2010³â ÀÌÀü±îÁö¸¸ Çصµ Ç÷¾Ð°Çϸ¦ ÃÖ´ëÇÑ ÀÌ·ï³»ÀÚ´Â Á¢±Ù¹ý, Áï ‘The Lower, The Better’ °³³äÀÌ °íÇ÷¾Ð Ä¡·á¸¦ Áö¹èÇß´ø °ÍÀÌ »ç½ÇÀÌ´Ù. ´ç½Ã ÀÏ·ÃÀÇ °üÂû¿¬±¸¿¡ ´ëÇÑ ¸ÞŸºÐ¼®¿¡¼ ¼öÃà±âÇ÷¾Ð 115mmHg¸¦ ÃÊ°úÇϸ鼺ÎÅÍ ½ÉÇ÷°üÁúȯ À§ÇèÀÌ »ó½ÂÇÏ´Â °ÍÀ¸·Î º¸°íµÇ¸é¼(Lancet 2002), Àӻ󿬱¸¸¦ ÅëÇØ ½ÉÇ÷°ü ÀÓ»óÇýÅÃÀÌ È®ÀÎµÈ 140mmHgÀ» »óÇѼ±À¸·Î µÎ°í Á¤»óÇ÷¾Ð(120/80mmHg)¿¡ °¡±õ°Ô ÃÖ´ëÇÑ °¾ÐÇÏ´Â °ÍÀÌ ´ë¼¼¿´´Ù.
Àû±Ø Ç÷¾Ð°ÇÏ
¶§¹®¿¡ 2000³â´ë ÃÊ¹Ý °íÇ÷¾Ð °¡À̵å¶óÀÎ ´ëºÎºÐÀÌ 140/90mmHg ¹Ì¸¸À» °íÇ÷¾Ð ȯÀÚ Àü¹ÝÀÇ Ç÷¾Ð ¸ñǥġ·Î Àû¿ëÇϸ鼵µ, ´ç´¢º´·½ÅÀåÁúȯ·½ÉÇ÷°üÁúȯ º´·ÂÀڵ鿡°Ô´Â 130/80mmHg ¹Ì¸¸ÀÇ º¸´Ù Àû±ØÀûÀÎ Ç÷¾Ð°Çϸ¦ ÁÖ¹®Çß´Ù. À̵é ÁúȯÀÌ µ¿¹ÝµÈ °íÇ÷¾Ð ȯÀÚÀÇ ½ÉÇ÷°ü»ç°Ç À§ÇèÀÌ ¸Å¿ì ³ôÀº ¸¸Å, Ç÷¾ÐÀ» ³·Ãß¸é ³·Ãâ¼ö·Ï ½ÉÇ÷°üÁúȯ À§Çè°¨¼ÒÀÇ ÆøÀÌ Å©´Ù´Â ‘The Lower, The Better’Á¢±Ù¹ýÀ» Àû¿ëÇÑ °ÍÀÌ´Ù.
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J-curve
ÇÏÁö¸¸ °è¼Ó ÇÏ°¼¼¸¦ °íÁýÇÏ´ø ¸ñÇ¥Ç÷¾ÐÀº ¿¹»óÄ¡ ¸øÇß´ø º¹º´À» ¸¸³ª°Ô µÈ´Ù. ¹Ù·Î ‘¼öÃà±â ¶Ç´Â À̿ϱâÇ÷¾ÐÀ» Áö³ªÄ¡°Ô ³·Ãß¸é ¾î´À ½ÃÁ¡ºÎÅÍ ½ÉÇ÷°ü»ç°Ç ¹× »ç¸Á·üÀÌ Áõ°¡ÇÑ´Ù’´Â ‘J-curve Hypothesis(J-°î¼± °¡¼³)’ÀÇ µîÀåÀ̾ú´Ù. ONTARGET(NEJM 2008), INVEST(JAMA 2003) ¿¬±¸ÀÇ »çÈĺм®¿¡¼ °úµµÇÑ °¾Ð¿¡ ÀÇÇØ ½ÉÇ÷°ü »ç¸Á·üÀÌ Áõ°¡ÇÏ´Â ‘J-curve Hypothesis’°¡ óÀ½À¸·Î ¸ð½ÀÀ» µå·¯³½ °Í.
´õºÒ¾î ACCORD-BP(NEJM 2010) ¿¬±¸¿¡¼ º¸´Ù ³·°Ô Ç÷¾Ð(¼öÃà±âÇ÷¾Ð£¼120mmHg)À» À¯ÁöÇÑ ´ç´¢º´ ȯÀÚ¿¡¼ ±âÁ¸ 140mmHg ¹Ì¸¸±º°ú ºñ±³ÇØ À̵æÀÌ °üÂûµÇÁö ¾ÊÀ½À¸·Î½á ½ÉÇ÷°üÁúȯ °íÀ§Çè ȯÀÚ±º¿¡ ´ëÇÑ °·ÂÇÑ °¾ÐÀÇ ÀÌ·ÐÀûÀÎ ±Ù°Å°¡ Èçµé¸®°Ô µÆ´Ù. ÀÌ¿¡ µû¶ó 2012³â ¹ßÇ¥µÈ ESCÀÇ ½ÉÇ÷°üÁúȯ ¿¹¹æ °¡À̵å¶óÀκÎÅÍ ´ç´¢º´ ȯÀÚÀÇ Ç÷¾Ð ¸ñǥġ¸¦ 140/80mmHg ¹Ì¸¸À¸·Î Á¶Á¤ÇØ ±Ç°íÇϱ⠽ÃÀÛÇß°í, ½ÉÇ÷°üÁúȯ °íÀ§Ç豺ÀÇ Ç÷¾ÐÁ¶Àý °µµÀÇ º¯È°¡ ¼ö¸é À§·Î °ø½Ä ºÎ»óÇß´Ù.
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ESC¿Í ESH´Â 2013³âÆÇ °íÇ÷¾Ð °ü¸® °¡À̵å¶óÀο¡¼ ½ÉÇ÷°üÁúȯ À§ÇèÀÌ °æÁõ ~ ÁßÁõ¿¡ À̸£´Â Àü¹ÝÀûÀÎ °íÇ÷¾Ð ȯÀÚµéÀÇ Ç÷¾Ð ¸ñǥġ¸¦ 140/90mmHg ¹Ì¸¸À¸·Î ÅëÀϽÃÄÑ Àû¿ëÇß´Ù. ´õ Áß¿äÇÑ ´ë¸ñÀº ´ç´¢º´·½ÉÇ÷°üÁúȯ·½ÅÀåÁúȯ ȯÀÚ µî ½ÉÇ÷°ü °íÀ§Ç豺 °íÇ÷¾Ð ȯÀÚÀÇ ¼öÃà±âÇ÷¾Ð ¸ñǥġ¸¦ 130mmHg¿¡¼ 140mmHg ¹Ì¸¸À¸·Î ¿ÏÈÇØ ±Ç°íÇß´Ù´Â Á¡ÀÌ´Ù.
2013³â ¹Ì±¹ °íÇ÷¾Ð °¡À̵å¶óÀÎ(JNC 8Â÷ º¸°í¼), 2014 ¹Ì±¹´ç´¢º´ÇÐȸ(ADA) °¡À̵å¶óÀÎ, 2013 ´ëÇÑ°íÇ÷¾ÐÇÐȸ °íÇ÷¾Ð Áø·áÁöħ ¸ðµÎ ½ÉÇ÷°üÁúȯ °íÀ§Ç豺 Ç÷¾ÐÁ¶Àý°ú °ü·ÃÇØ ¼öÃà±âÇ÷¾Ð 130mmHg ¹Ì¸¸ÀÇ ºÎÀ縦 ¾Ë·È´Ù.
SPRINT¹ß ¿ªÀü
ÀÌ È帧À» ´Ü¹ø¿¡ µÚÁý¾î ¹ö¸° ÁÖÀΰøÀÌ ¹Ù·Î SPRINT ¿¬±¸´Ù. ¼öÃà±âÇ÷¾Ð 120mmHg ¹Ì¸¸ ¸ñǥġ ±×·ì(ÁýÁßÄ¡·á, Æò±Õ Ç×°íÇ÷¾ÐÁ¦ 3°³)°ú 140mmHg ¹Ì¸¸ ±×·ì(Ç¥ÁØÄ¡·á, Æò±Õ Ç×°íÇ÷¾ÐÁ¦ 2°³)À» ºñ±³ÇÑ °á°ú, ½É±Ù°æ»öÁõ·¿©Å¸ °ü»óµ¿¸ÆÁúȯ·³úÁ¹Áß·½ÉºÎÀü·½ÉÇ÷°ü ¿øÀÎ »ç¸ÁÀÇ º¹ÇÕºóµµ°¡ ¿¬°£ 1.65% ´ë 2.19%·Î ÁýÁßÁ¶Àý±ºÀÇ »ó´ëÀ§Çèµµ°¡ 25% À¯ÀÇÇÏ°Ô °¨¼ÒÇß´Ù(hazard ratio 0.75, P£¼0.001). °á±¹ ACC¿Í AHA´Â ÀÌ ¿¬±¸°á°ú¿¡ ±Ù°ÅÇØ °íÇ÷¾Ð ȯÀÚ Àü¹ÝÀÇ ¼öÃà±âÇ÷¾Ð ¸ñǥġ¸¦ 130mmHg ¹Ì¸¸À¸·Î Á¶ÀýÇϵµ·Ï ±Ç°íÇß´Ù.
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