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Difference between revisions of "Lymph node grossing"
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[[Image: Gross pathology of a mesenteric lymph node.jpg|thumb| Picture showing a lymph node at gross (arrow). (Mikael Häggström/WC)]] | [[Image: Gross pathology of a mesenteric lymph node.jpg|thumb| Picture showing a lymph node at gross (arrow). (Mikael Häggström/WC)]] | ||
'''Lymph node grossing''' is an important element of the [[lymph node]] assessment in [[cancer staging]]. | '''Lymph node grossing''' is an important element of the [[lymph node]] assessment in [[cancer staging]] and may be important in the assessment for [[hematologic malignancies]]. | ||
==General== | ==General== | ||
In many cancer types, the lymph node count is important to quantify, as it is used as a quality metric. | In many cancer types, the lymph node count is important to quantify, as it is used as a [[quality]] metric. | ||
Cases with too few lymph nodes may be under-staged and thus under-treated. | Cases with too few lymph nodes may be under-staged and thus under-treated. | ||
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Pathologic lymph node: | Pathologic lymph node: | ||
*White lesions, especially irregular = suggestive of carcinoma. | *White lesions, especially irregular = suggestive of carcinoma. | ||
*White, glistening | *White, glistening with lobulated surface - "fish flesh" = suggestive of lymphoma. | ||
**Subtle lobulation (~1 mm) on section suggestive of ''[[follicular lymphoma]]''.<ref>Bailey, D. 5 August 2010.</ref> | **Subtle lobulation (~1 mm) on section suggestive of ''[[follicular lymphoma]]''.<ref>Bailey, D. 5 August 2010.</ref> | ||
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**For multiple lymph nodes in one block either 1 or 2: | **For multiple lymph nodes in one block either 1 or 2: | ||
**#Submit the lymph nodes without sectioning. | **#Submit the lymph nodes without sectioning. | ||
**#Ink the individual lymph nodes before sectioning - so the sections can be matched under the microscope. | **#Ink the individual lymph nodes different colours before sectioning - so the sections can be matched under the microscope. | ||
Notes: | Notes: | ||