{"id":1572,"date":"2025-06-30T16:36:45","date_gmt":"2025-06-30T07:36:45","guid":{"rendered":"https:\/\/oliz.kr\/blog\/?p=1572"},"modified":"2025-08-13T15:50:41","modified_gmt":"2025-08-13T06:50:41","slug":"%ea%b3%a8%ea%b4%80%ec%a0%88%ec%97%bc%ec%97%90%eb%8f%84-%eb%93%b1%ea%b8%89%ec%9d%b4-%ec%9e%88%ec%96%b4%ec%9a%94","status":"publish","type":"post","link":"https:\/\/oliz.kr\/blog\/%ea%b3%a8%ea%b4%80%ec%a0%88%ec%97%bc%ec%97%90%eb%8f%84-%eb%93%b1%ea%b8%89%ec%9d%b4-%ec%9e%88%ec%96%b4%ec%9a%94\/","title":{"rendered":"\uace8\uad00\uc808\uc5fc\uc5d0\ub3c4 \ub4f1\uae09\uc774 \uc788\uc5b4\uc694? \ubb34\ub98e X-ray \u2018KL \ub4f1\uae09\u2019 \uc27d\uac8c \uc774\ud574\ud558\uae30"},"content":{"rendered":"\n
\n

\uac04\ub2e8 \uc694\uc57d<\/strong>
\ucf08\uadf8\ub80c-\ub85c\ub80c\uc2a4 \ub4f1\uae09(KL\ub4f1\uae09)\uc740 \ubb34\ub98e X-ray\ub9cc\uc73c\ub85c \uad6c\uc870 \ubcc0\ud654\ub97c \ud3c9\uac00\ud558\ub294 0~4\ub2e8\uacc4 \ud45c\uc900<\/strong>\uc785\ub2c8\ub2e4. KL 2\ub4f1\uae09 \uc774\uc0c1\uc744 \ubc29\uc0ac\uc120\uc801 \uace8\uad00\uc808\uc5fc<\/strong>\uc73c\ub85c \uc815\uc758\ud558\uc9c0\ub9cc, \ub4f1\uae09\uacfc \ud1b5\uc99d\u00b7\uae30\ub2a5\uc740 \ud56d\uc0c1 \uc77c\uce58\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/strong> X-ray\ub294 \ubf08\ub9cc \ubcf4\uc774\ubbc0\ub85c \uc5f0\uace8\ud558\uace8\u00b7\ud65c\ub9c9\u00b7\uc5f0\ubd80\uc870\uc9c1\u00b7\uc2e0\uacbd\uacc4 \ubcc0\ud654\ub294 \ub193\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n

\ucf08\uadf8\ub80c-\ub85c\ub80c\uc2a4 \ub4f1\uae09 (KL\ub4f1\uae09) \uc774\ub780?<\/h2>\n\n\n\n

\ubcd1\uc6d0\uc5d0\uc11c \uc790\uc8fc \ub4e3\ub294 \u2018\ucf08\uadf8\ub80c-\ub85c\ub80c\uc2a4 \ubd84\ub958\ubc95(Kellgren-Lawrence Grading System)\u2019<\/strong>\uc5d0 \ub300\ud574 \uc27d\uac8c \uc124\uba85\ud574 \ub4dc\ub9b4\uac8c\uc694.<\/p>\n\n\n\n

\ucf08\uadf8\ub80c-\ub85c\ub80c\uc2a4 \ub4f1\uae09\uc740 X-ray\uc5d0\uc11c \ubcf4\uc774\ub294 \ubf08<\/strong>\uc758 \ubcc0\ud654\ub85c \uace8\uad00\uc808\uc5fc\uc758 \uad6c\uc870\uc801 \uc9c4\ud589<\/strong>\uc744 5\ub2e8\uacc4(0~4)\ub85c \ub098\ub208 \uac83\uc785\ub2c8\ub2e4. \ucf08\uadf8\ub80c-\ub85c\ub80c\uc2a4 \ubd84\ub958\ubc95 \uc0c1 KL-2 \ub4f1\uae09 \uc774\uc0c1\uc744 \ubc29\uc0ac\uc120\uc801 \uace8\uad00\uc808\uc5fc\uc774\ub77c\uace0 \uc815\uc758\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.
\uc601\uad6d\uc758 \ub450 \uc758\uc0ac\uc778 Kellgren\uacfc Lawrence\uac00 1957\ub144\uc5d0 \ub9cc\ub4e0 \ubc29\ubc95\uc73c\ub85c, \uc804 \uc138\uacc4\uc801\uc73c\ub85c \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\uc5b4\uc694.<\/p>\n\n\n\n

\n

\u2705 \uc911\uc694\ud55c \uc810:
X-ray\ub294 \uc5f0\uace8\uc744 \ubcf4\uc9c0 \ubabb\ud558\uace0 \ubf08\ub9cc \ubcf4\uc785\ub2c8\ub2e4.
\uad00\uc808 \uac04\uaca9\uc774 \uc904\uc5b4 \ub4e0 \uac83\uc73c\ub85c \uc5f0\uace8\uc758 \uc0c1\ud0dc\ub97c \ucd94\uc815\ud558\uace0, \ubf08\uc758 \ubaa8\uc591\uc73c\ub85c \uace8\uad00\uc808\uc5fc\uc758 \uc9c4\ud589 \uacbd\uacfc\ub97c \ucd94\uc815\ud569\ub2c8\ub2e4.
\uc5f0\uace8 \uc190\uc0c1\uc774 \uc774\ubbf8 \ubc1c\uc0dd\ud574\ub3c4 KL 0~1\ub85c \ub098\uc62c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n<\/blockquote>\n\n\n\n

X-ray\ub85c \ubcf4\ub294 KL \ub4f1\uae09\ud45c<\/h2>\n\n\n\n

\uc758\ub8cc \uc804\ubb38\uac00\ub4e4\uc740 \uc9c0\uc18d\uc801\uc73c\ub85c \ubcf4\uae30 \ub54c\ubb38\uc5d0 \ucc28\uc774\uc810\uc774 \uba85\ud655\ud558\uac8c \ubcf4\uc77c \uac83 \uac19\uc9c0\ub9cc,
\uc804\ubb38\uac00\ub4e4\ub3c4 \uba85\ud655\ud55c \ubd84\ub958\uac00 \uc5b4\ub835\uae30 \ub54c\ubb38\uc5d0 2\uba85 \uc774\uc0c1\uc774 \uad50\ucc28\ud574\uc11c \ubcfc \uac83\uc744 \uad8c\uc7a5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\ubb34\ub98e<\/figure>\n\n\n\n

\uc704 \uc0ac\uc9c4\uc740 A Novel Focal Ordinal Loss for Assessment of Knee Osteoarthritis Severity<\/a> \uc774\ub77c\ub294 \ub17c\ubb38\uc5d0 \uc2e4\ub9b0 \uc0ac\uc9c4\uc785\ub2c8\ub2e4.<\/sup><\/p>\n\n\n\n

\ub4f1\uae09<\/td>\uc124\uba85<\/td><\/tr>
0\ub2e8\uacc4(\uc815\uc0c1)<\/td>X-ray\uc0c1 \uc804\ud600 \uc774\uc0c1 \uc5c6\uc74c<\/td><\/tr>
1\ub2e8\uacc4(\uc758\uc2ec)<\/td>\uc544\uc8fc \ubbf8\uc138\ud55c \ubf08 \ub3cc\uae30<\/td><\/tr>
2\ub2e8\uacc4(\uacbd\ubbf8)<\/td>\ubd84\uba85\ud55c \ubf08 \ub3cc\uae30, \uad00\uc808 \uac04\uaca9 \uc57d\uac04 \uc881\uc544\uc9d0<\/td><\/tr>
3\ub2e8\uacc4(\uc911\ub4f1\ub3c4)<\/td>\uad00\uc808 \uac04\uaca9 \ub69c\ub837\uc774 \uc881\uc544\uc9d0, \ubf08 \ubaa8\uc591 \ubcc0\ud654 \uc2dc\uc791<\/td><\/tr>
4\ub2e8\uacc4(\uc2ec\uac01)<\/td>\uad00\uc808 \uac04\uaca9 \uac70\uc758 \uc5c6\uc74c, \ubf08 \ubaa8\uc591 \ubcc0\ud654<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n
\n

\u2705 \uc911\uc694\ud55c \uc810:
KL 0~1\uc774\ub77c\ub3c4 \ud1b5\uc99d\uc740 \uc788\uc744 \uc218 \uc788\uace0, KL 3~4\ub77c\ub3c4 \ud1b5\uc99d\uc774 \uc57d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
\uc601\uc0c1\uacfc \uc99d\uc0c1\uc740 \uad00\ub828\uc131\uc774 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n

X-ray \uc0ac\uc9c4\uc744 3D\ub85c \uad6c\ud604\ud574 \ubcf4\uba74<\/h2>\n\n\n\n

\uc774 \uc601\uc0c1\uc740 \ud658\uc790\ub4e4\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud574\uc11c \ub9cc\ub4e4\uc5b4\uc9c4 \uc601\uc0c1\uc785\ub2c8\ub2e4. Bioventus\ub77c\ub294 \uc5c5\uccb4\uc5d0\uc11c \uace8\uad00\uc808\uc5fc\uc758 \uc9c4\ud589 \uacbd\uacfc\ub97c \ub208\uc73c\ub85c \ubcfc \uc218 \uc788\ub3c4\ub85d \ub9cc\ub4e0 \ub3d9\uc601\uc0c1\uc73c\ub85c\ubd80\ud130 \ucd94\ucd9c\ud55c \uac83\uc774\uba70 \uc6d0\ubcf8 \uc601\uc0c1\uc740 \uc5ec\uae30\uc11c<\/a> \ud655\uc778\ud558\uc138\uc694<\/p>\n\n\n\n

\uac74\uac15\ud55c \uad00\uc808\uc758 \ubaa8\uc2b5\uc785\ub2c8\ub2e4. \uc5f0\uace8 \uc0c1\ud0dc\ub3c4 \ub9e4\ub048\ud558\uace0, \ubf08\ub3c4 \uac74\uac15\ud55c \uc0c1\ud0dc\uc785\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"3D\ub85c<\/figure><\/div>\n\n\n

KL-1 \ub610\ub294 2\ub4f1\uae09\uc5d0 \ud574\ub2f9\ud558\ub294 \uad00\uc808\uc758 \ubaa8\uc2b5\ub2c8\ub2e4. \uc5f0\uace8 \ubd84\ud574\uac00 \uc774\ubbf8 \ubc1c\uc0dd\ud588\uace0, \uc815\uac15\ubf08\uc5d0 \ubf08\ub3cc\uae30\uac00 \ubcf4\uc785\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"3D\ub85c<\/figure><\/div>\n\n\n

KL-3\ub4f1\uae09\uc5d0 \ud574\ub2f9\ud558\ub294 \uad00\uc808\uc758 \ubaa8\uc2b5\ub2c8\ub2e4.
\uc5f0\uace8\uacfc \ubc18\uc6d4\uc0c1 \uc5f0\uace8\ud310\uc758 \uc77c\ubd80\uac00 \uc774\ubbf8 \uc0ac\ub77c\uc84c\uace0, \ubf08\ub3cc\uae30\uac00 \ud6e8\uc52c \ub9ce\uc544\uc84c\uc2b5\ub2c8\ub2e4.
\ub119\ub2e4\ub9ac\ubf08\uc758 \uc5f0\uace8\uc5d0\ub3c4 \ud30c\uc5f4\ub41c \ubd80\ubd84\uc774\uace0 \ubcf4\uc774\uace0, \uc544\ub798\ucabd \ubc18\uc6d4\ud310 \uc5f0\uace8\ub3c4 \ud30c\uc5f4\uc774 \ubc1c\uc0dd\ud588\uae30 \ub54c\ubb38\uc5d0 \uad00\uc808 \uac04\uaca9\uc774 \ud655\uc5f0\ud558\uac8c \uc904\uc5b4\ub4e4\uc5b4 \ubcf4\uc774\uac8c \ub429\ub2c8\ub2e4. \ubf08\ub3cc\uae30\uac00 \ub9ce\uc544\uc84c\uc744 \ubfd0 \uc544\ub2c8\ub77c \ubf08 \ubaa8\uc591\uc758 \ubcc0\ud615\uc774 \ubc1c\uc0dd\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"3D\ub85c<\/figure><\/div>\n\n\n

KL-4\ub4f1\uae09\uc5d0 \ud574\ub2f9\ud558\ub294 \uad00\uc808\uc758 \ubaa8\uc2b5\ub2c8\ub2e4. \uc5f0\uace8\uacfc \ubc18\uc6d4\ud310 \uc5f0\uace8\uc774 \ub300\ubd80\ubd84 \uc18c\uc2e4\ub418\uc5c8\uace0, \ubc18\uc6d4\ud310 \uc5f0\uace8 \ubc11\uc5d0\ub3c4 \ubf08 \ub3cc\uae30\uac00 \ubcf4\uc785\ub2c8\ub2e4. \ubf08\uc640 \ubf08\uac00 \uc9c1\uc811 \ub9de\ub2ff\ub294 \uc0c1\ud0dc\uc785\ub2c8\ub2e4. <\/p>\n\n\n

\n
\"3D\ub85c<\/figure><\/div>\n\n\n

X-ray\uac00 \uce58\ub8cc \uc778\uc2dd\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/h2>\n\n\n\n

\uc0ac\uc9c4\uc73c\ub85c \ud750\ub9bf\ud558\uac8c \ubcf4\uc774\ub294 X-ray \uc0ac\uc9c4, \uadf8\ub9ac\uace0 3D\ub85c \ub354 \uc2e4\uac10\ub098\uac8c \ubcf4\uc774\ub294 \uc601\uc0c1\uc744 \ubcf4\uc2dc\uace0 \uc5b4\ub5a4 \uae30\ubd84\uc774 \ub4dc\uc168\ub098\uc694?
\uc774\uc5d0 \ub300\ud55c \uc7ac\ubbf8\uc788\ub294 \uc5f0\uad6c \uacb0\uacfc\uac00 \uc788\uc5b4\uc11c \uc18c\uac1c\ub4dc\ub9bd\ub2c8\ub2e4.
\ud638\uc8fc\uc5d0\uc11c \uc9c4\ud589\ud588\ub358 “X\uc120 \uae30\ubc18 \uc9c4\ub2e8 \ubc0f \ubb34\ub98e \uace8\uad00\uc808\uc5fc \uc124\uba85\uc774 \uace8\uad00\uc808\uc5fc \uad00\ub9ac\uc5d0 \ub300\ud55c \ud658\uc790\uc758 \ubbff\uc74c\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5: \ubb34\uc791\uc704 \uc784\uc0c1 \uc2dc\ud5d8<\/a>“\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

X\uc120 \uc0ac\uc9c4\uc744 \ubcf4\uc5ec\uc8fc\ub294 \uac83\uc774 \uc0ac\ub78c\ub4e4\uc758 \uce58\ub8cc\uc5d0 \ub300\ud55c \ubbff\uc74c\uc5d0 \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc740 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\ub2e4\ub294 \uacb0\ub860\uc785\ub2c8\ub2e4.
\uc6b0\uc120 \uace8\uad00\uc808\uc5fc\uc758 1\ucc28\uc801 \uce58\ub8cc \ubc29\uc2dd\uc778 \uc6b4\ub3d9\uc5d0 \ub300\ud55c \ubd80\uc815\uc801\uc778 \uc778\uc2dd\uc744 \uac16\uac8c \ub418\uace0,
\ub354 \ube68\ub9ac \uc778\uacf5\uad00\uc808 \uce58\ud658\uc220\uc744 \ubc1b\uac8c \ub9cc\ub4e0\ub2e4\ub294 \uc5f0\uad6c\uacb0\uacfc\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uadf8\ub798\uc11c \ucd5c\uadfc \uc138\uacc4\uc801\uc73c\ub85c \uad8c\uc704\uc788\ub294 \uc758\ub8cc \ud559\ud68c\uc5d0\uc11c\ub3c4 X-Ray \uc0ac\uc9c4\uc774 \uace8\uad00\uc808\uc5fc\uc758 \uc9c4\ub2e8\uc744 \uc704\ud574\uc11c \ubc18\ub4dc\uc2dc \ud544\uc694\ud558\uc9c0 \uc54a\ub2e4\ub294 \uacac\ud574\uac00 \ud798\uc744 \ubc1b\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc758\ub8cc \uae30\uad00\ub4e4\uc774 \uc81c\uc2dc\ud558\ub294 \uace8\uad00\uc808\uc5fc \uc9c4\ub2e8 \uae30\uc900\uc5d0 \ub300\ud55c \uae00\uc740 \uc5ec\uae30 \ud1b5\uc99d\ud3b8<\/a>\uc5d0\uc11c \ud655\uc778\ud558\uc138\uc694.<\/p>\n\n\n\n

\ud575\uc2ec \uc694\uc57d<\/h2>\n\n\n\n
    \n
  • KL \ub4f1\uae09 = \ubf08 \uc601\uc0c1 \uae30\ubc18 \uad6c\uc870 \ub4f1\uae09(0~4)<\/strong>, KL\u22652\uac00 \ubc29\uc0ac\uc120\uc801 <\/strong>\uace8\uad00\uc808\uc5fc\uc73c\ub85c \uc815\uc758<\/li>\n\n\n\n
  • \uc5f0\uace8\uc740 X-ray\ub85c \uc9c1\uc811 \ubcf4\uc774\uc9c0 \uc54a\uc74c<\/strong> \u2192 \uac04\uc811 \uc9d5\ud6c4(\uac04\uaca9, \uace8\uadf9, \ubcc0\ud615)\ub85c \ucd94\uc815<\/li>\n\n\n\n
  • \ub4f1\uae09 \u2260 \ud1b5\uc99d\u00b7\uae30\ub2a5<\/strong>: \uc11c\ub85c \uc0c1\uad00\uc740 \uc788\uc9c0\ub9cc, \uac1c\ubcc4 \ud658\uc790\uc5d0\uc120 \ubd88\uc77c\uce58<\/strong>\uac00 \ud754\ud568<\/li>\n\n\n\n
  • \ubcd1\uc6d0\uc5d0\uc11c\ub294 X-ray \uc5c6\uc774\ub3c4 \uc9c4\ub2e8\u00b7\uc124\uba85\u00b7\uad00\ub9ac \uc2dc\uc791<\/strong>\uc774 \uac00\ub2a5<\/li>\n<\/ul>\n\n\n\n

    \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n

    Q1. \uc81c X-ray\ub294 KL 2\ub77c\ub294\ub370, \uc2ec\ud55c \uac74\uac00\uc694?<\/strong>
    A. KL 2\ub294 \ubd84\uba85\ud55c \uace8\uadf9 + \uac04\uaca9 \uc57d\uac04 \uac10\uc18c<\/strong>\ub85c \uacbd\ubbf8\ud55c \uace8\uad00\uc808\uc5fc \ub2e8\uacc4\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ud1b5\uc99d, \uae30\ub2a5\uacfc KL \ub4f1\uae09\uc740 \uc5f0\uad00\uc131\uc774 \uc5c6\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n

    Q2. KL 0~1\uc778\ub370 \ud1b5\uc99d\uc774 \uc788\uc5b4\uc694. \uc774\uc0c1\ud55c \uac74\uac00\uc694?<\/strong>
    A. \uc544\ub2d9\ub2c8\ub2e4. \uace8\uad00\uc808\uc5fc\uc758 \ud1b5\uc99d\uc740 \uc5f0\uace8 \uc544\ub798 \ubf08, \ud65c\ub9c9, \uc778\ub300 \ub4f1 \uc5f0\ubd80 \uc870\uc9c1\uc758 \ubcc0\ud654\ub85c \uc778\ud574\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4.
    X-ray\ub294 \uc774\ub7f0 \ubcc0\ud654\ub97c \uc9c1\uc811 \ubcf4\uc5ec\uc8fc\uc9c0 \ubabb\ud569\ub2c8\ub2e4. \ud1b5\uc99d\uacfc KL\ub4f1\uae09\uc740 \uc5f0\uad00\uc131\uc774 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

    Q3. X-ray\ub97c \ubc18\ub4dc\uc2dc \ucc0d\uc5b4\uc57c \ud558\ub098\uc694?<\/strong>
    A. X-ray\ub97c \ucd2c\uc601\ud558\uc9c0 \uc54a\uace0\ub3c4 \ubb38\uc9c4\uacfc \uc2e0\uccb4\uac80\uc0ac\ub9cc\uc73c\ub85c\ub3c4 \uc9c4\ub2e8 \uac00\ub2a5<\/strong>\ud569\ub2c8\ub2e4. \uc601\uc0c1\uc740 \ud544\uc694 \uc2dc \uc120\ud0dd\uc801\uc73c\ub85c<\/strong> \uc2dc\ud589\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \uac04\ub2e8 \uc694\uc57d\ucf08\uadf8\ub80c-\ub85c\ub80c\uc2a4 \ub4f1\uae09(KL\ub4f1\uae09)\uc740 \ubb34\ub98e X-ray\ub9cc\uc73c\ub85c \uad6c\uc870 \ubcc0\ud654\ub97c \ud3c9\uac00\ud558\ub294 0~4\ub2e8\uacc4 \ud45c\uc900\uc785\ub2c8\ub2e4. KL 2\ub4f1\uae09 \uc774\uc0c1\uc744 \ubc29\uc0ac\uc120\uc801 \uace8\uad00\uc808\uc5fc\uc73c\ub85c…<\/p>\n","protected":false},"author":1,"featured_media":1571,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":"[]"},"categories":[39],"tags":[],"class_list":["post-1572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-understandoa"],"yoast_head":"\n\uace8\uad00\uc808\uc5fc\uc5d0\ub3c4 \ub4f1\uae09\uc774 \uc788\uc5b4\uc694? \ubb34\ub98e X-ray \u2018KL \ub4f1\uae09\u2019 \uc27d\uac8c \uc774\ud574\ud558\uae30 - \uc62c\ub9ac\uc988 \uacf5\uc2dd \ube14\ub85c\uadf8<\/title>\n<meta name=\"description\" content=\"\ubb34\ub98e X-ray\ub85c \ud3c9\uac00\ud558\ub294 KL \ub4f1\uae09(0~4)\uc744 \ud55c\ub208\uc5d0 \uc815\ub9ac\ud588\uc2b5\ub2c8\ub2e4. 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