APLT
Images
Atypical pleomorphic lipomatous tumor https://twitter.com/Greg_Charville/status/1614617271258824705
Home > G. Tumoral pathology
G. Tumoral pathology
Pathology of tumors
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atypical pleomorphic lipomatous tumor
19 January -
hyalinized stroma
19 JanuaryExamples
hyalinized stroma in tumors In clear cell hidradenoma : https://twitter.com/WebPathology/status/519228103130767361 -
pseudoglandular architecture
19 Januarypseudoglandular pattern
See also :
architecture tumoral architecture alveolar architecture -
tumoral formations
14 Januarytumoral bodies ; tumoral formation
Examples
Schiller-Duvall bodies in Yolk sac tumor
rosettes and pseudorosettes -
tumoral infiltration
14 JanuaryTumoral infiltration by :
squamoid cells / tumoral squamous epithelial cells https://twitter.com/Fabpath1MD/status/1611462948819443730
Localization
bronchial tumoral infiltration
See also
cellular infiltration -
poorly-differentiated squamous cell carcinoma
14 JanuarySynopsis
no / minimal keratinization
marked nuclear atypia
may be difficult to establish squamous differentiation
immunohistochemistry is usually necessary to confirm the diagnosis and to exclude melanoma or sarcoma
See also
squamous cell carcinoma (SCC) well-differentiated squamous cell carcinoma poorly-differentiated squamous cell carcinoma -
undifferentiated squamous cell carcinoma
14 JanuarySynopsis
no keratinization
immunohistochemistry is usually necessary to confirm the diagnosis and to exclude melanoma or sarcoma
See also
squamous cell carcinoma (SCC) well-differentiated squamous cell carcinoma poorly-differentiated squamous cell carcinoma -
moderately-differentiated squamous cell carcinoma
14 JanuarySynopsis
focal keratinization
features between well-differentiated squamous cell carcinoma and poorly-differentiated squamous cell carcinoma -
basaloid cell tumors
14 JanuaryLocalization
cutaneous basaloid cell tumors -
hyalinizing spindle cell tumor with giant rosettes
13 JanuaryHyalinizing spindle cell tumor with giant rosettes is now recognized to be a morphologic pattern variant of low-grade fibromyxoid sarcoma (LGFMS).
It has giant rosettes composed of a dense sclerotic collagen center surrounded by vague palisades of tumor cells.
https://kikoxp.com/posts/12124/public