48,836
edits
(Created page with "'''Lung metastasis''', also '''pulmonary metastasis''' and '''metastatic lung disease''', is relatively common and generally carries a poor prognosis. ==General== *Relatively...") |
|||
Line 8: | Line 8: | ||
*Variable - dependent on site of origin. | *Variable - dependent on site of origin. | ||
[[Colorectal adenocarcinoma]]: | [[Colorectal adenocarcinoma]] - usually distinctive morphologically: | ||
*Typically gland forming. | *Typically gland forming. | ||
**Ellipsoid/elongated pseudostratified nuclei with moderate [[nuclear atypia]]. | **Ellipsoid/elongated pseudostratified nuclei with moderate [[nuclear atypia]]. | ||
**+/-Dirty necrosis. | **+/-Dirty necrosis. | ||
Others: | |||
*[[Urothelial carcinoma]] - may mimic [[squamous cell carcinoma of the lung]]. | |||
*Upper GI adenocarcinoma (e.g. [[gastric adenocarcinoma]]) - may mimic [[lung adenocarcinoma]]. | |||
*Breast carcinoma - esp. [[ductal carcinoma of the breast]] - may mimic [[lung adenocarcinoma]]. | |||
==IHC== | ==IHC== |
edits