709:
20:
60:, the periosteum tears away and provides ossification on the second edge of the triangle. The advancing tumour displaces the periosteum away from the bone medulla. The displaced and now lateral periosteum attempts to regenerate underlying bone. This describes a periosteal reaction.
55:
on the original bone and one additional side of the triangle, which forms a two sided triangle with one open side. This two sided appearance is generated due to a tumor (or growth) that is growing at a rate which is faster than the periosteum can grow or expand, so instead of
133:
125:
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238:
154:
Shapeero LG, Vanel D, Sundaram M, Ackerman LV, Wuisman P, Bauer TW, Neuenschwander S, Contesso G, Janney C, McDonald DJ (1994). "Periosteal Ewing sarcoma".
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away from the bone. A Codman triangle is not actually a full triangle. Instead, it is often a pseudotriangle on
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191:"Imaging in Classic Osteosarcoma: Practice Essentials, Radiography, Computed Tomography"
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New growth of bone following the raising of periosteum away from the bone
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97:"Codman's triangle - General Practice notebook"
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39:bone that is created when a lesion, often a
770:Symptoms and signs: musculoskeletal system
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259:
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201:from the original on October 26, 2022
7:
705:
703:
723:. You can help Knowledge (XXG) by
63:The main causes for this sign are
14:
707:
35:) is the triangular area of new
168:10.1148/radiology.191.3.8184073
136:from the original on 2022-10-26
107:from the original on 2022-10-26
189:Hide, Geoff (April 19, 2018).
1:
31:(previously referred to as
791:
702:
576:Lunotriquetral shear test
638:Lower back flexibility
24:
498:Neer impingement test
366:Ligament and meniscus
126:"Periosteal Reaction"
77:subperiosteal abscess
22:
545:Elbow extension test
515:Hawkins–Kennedy test
478:Shoulder examination
309:Trendelenburg's sign
715:This article about
404:Hubscher's maneuver
23:The Codman triangle
717:orthopedic surgery
566:Finkelstein's test
457:Unequal leg length
452:Straight leg raise
440:Trendelenburg gait
388:Valgus stress test
25:
775:Orthopedics stubs
732:
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532:Elbow examination
486:Apprehension test
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33:Codman's triangle
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430:Gait abnormality
383:Pivot-shift test
354:Apley grind test
319:Knee examination
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103:. January 2018.
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689:Range of motion
679:Codman triangle
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581:Phalen maneuver
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503:Yergason's test
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272:Barlow maneuver
264:Hip examination
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248:Musculoskeletal
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69:Ewing's sarcoma
51:findings, with
29:Codman triangle
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661:Larrey's sign
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634:Low back pain
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591:Watson's test
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561:Durkan's test
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371:Unhappy triad
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359:McMurray test
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332:Clarke's test
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294:Ortolani test
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43:, raises the
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37:subperiosteal
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725:expanding it
714:
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655:Sacroiliitis
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607:Bethlem sign
540:Cozen's test
509:Rotator cuff
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447:Gower's sign
378:Patellar tap
365:
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342:Lachman test
327:Ballottement
203:. Retrieved
194:
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159:
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138:. Retrieved
130:UW Radiology
129:
120:
109:. Retrieved
100:
91:
65:osteosarcoma
62:
53:ossification
49:radiographic
32:
28:
26:
491:Jobe's test
337:Drawer test
304:Thomas test
289:Ober's test
250:examination
205:October 26,
764:Categories
586:Tinel sign
282:Allis test
162:: 825–31.
140:2022-10-26
111:2022-10-26
83:References
73:eumycetoma
45:periosteum
684:Palpation
156:Radiology
348:Meniscus
199:Archived
195:Medscape
134:Archived
105:Archived
75:, and a
58:dimpling
600:General
423:General
176:8184073
174:
719:is a
672:Other
621:Spine
41:tumor
721:stub
207:2022
172:PMID
27:The
470:Arm
256:Leg
164:doi
160:191
766::
197:.
193:.
170:.
158:.
132:.
128:.
99:.
79:.
71:,
67:,
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240:e
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178:.
166::
143:.
114:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
