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Also, look for any :*Any resultant fractures of the patella*Knee effusion, seen as increased space under the patella. ==Report==Report even the absence of dislocation or fracture.{|class="wikitable"|+ Example|-| [[File:X-ray of patellar subluxation.jpg|150px|left]] Knee effusion and mild lateral subluxation. No apparent fractures (minimal radiodensity at the medial margin probably consisting of soft tissue calcification).|}