AAST spleen injury scale
Updates to Article Attributes
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Splenic trauma injury grading
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The American Association for the Surgery of Trauma (AAST) splenic injury grading system is as follows:
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grade I
- subcapsular haematoma <10% of surface area
- capsular laceration <1 cm depth
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grade II
- subcapsular haematoma 10-50% of surface area
- intraparenchymal haematoma <5 cm in diameter
- laceration 1-3 cm depth not involving trabecular vessels
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grade III
- subcapsular haematoma >50% of surface area or expanding
- intraparenchymal haematoma >5 cm or expanding
- laceration >3 cm depth or involving trabecular vessels
- ruptured subcapsular or parenchymal haematoma
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grade IV
- laceration involving segmental or hilar vessels with major devascularisation (>25% of spleen)
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grade V
- shattered spleen
- hilar vascular injury with devascularised spleen
NB Advance one grade for multiple injuries up to grade III
See also
-</ul><h4>See also</h4><ul>- +</ul><p>NB Advance one grade for multiple injuries up to grade III</p><h4>See also</h4><ul>
- +<li><a href="/articles/aast-injury-grading-scores">AAST injury scores</a></li>
- +<li><a href="/articles/renal-injury-grading">renal injury grading</a></li>
-<li><a href="/articles/renal-trauma-grading">renal injury grading</a></li>- +<li><a href="/articles/pancreatic-trauma-injury-grading">pancreatic injury grading</a></li>
References changed:
- 2. www.aast.org. Injury Scoring Scale. <a href="http://www.aast.org/library/traumatools/injuryscoringscales.aspx#spleen">Read relevant article<a/>. Accessed on 08/06/2016<span class="auto"></span>
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Image 2 CT (C+ portal venous phase) ( update )
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Case 34: grade IV
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Image 6 CT (C+ portal venous phase) ( update )
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Case 65: grade IV
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Image 7 CT (C+ arterial phase) ( update )
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Case 46: grade V
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Image 8 CT (C+ arterial phase) ( update )
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Case 57: grade V
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