Evaluation of suspected malignancies: Difference between revisions
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Squamoid |
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<gallery mode=packed heights=220> | <gallery mode=packed heights=220> | ||
File:Histopathology of endometrioid cancer, grade 1, nuclear grade 2.jpg|'''Gland-like tumors''', with tumor cells around clearings | File:Histopathology of endometrioid cancer, grade 1, nuclear grade 2.jpg|'''Gland-like tumors''', with tumor cells around clearings | ||
File:Histopathology of squamous-cell carcinoma of the lung.jpg|'''Squamoid tumors''', typically having abundant eosinophilic cytoplasm.<ref name="pmid32316685">{{cite journal| author=Choi JH, Ro JY| title=Epithelioid Cutaneous Mesenchymal Neoplasms: A Practical Diagnostic Approach. | journal=Diagnostics (Basel) | year= 2020 | volume= 10 | issue= 4 | pages= | pmid=32316685 | doi=10.3390/diagnostics10040233 | pmc=7236000 | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=32316685 }} </ref> | |||
File:Histopathology of an ovarian fibroma.jpg|'''Spindle-cell tumors''', with elongated cells and/or nuclei | File:Histopathology of an ovarian fibroma.jpg|'''Spindle-cell tumors''', with elongated cells and/or nuclei | ||
File:Histopathology of Merkel-cell carcinoma with undifferentiated tumor cells.png|'''Undifferentiated tumors''', with few to no visual clues to their origin. | File:Histopathology of Merkel-cell carcinoma with undifferentiated tumor cells.png|'''Undifferentiated tumors''', with few to no visual clues to their origin. | ||
</gallery> | </gallery> | ||
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:*[[Esophageal adenocarcinoma]] | :*[[Esophageal adenocarcinoma]] | ||
:*[[Endometrial adenocarcinoma]] | :*[[Endometrial adenocarcinoma]] | ||
====Squamoid tumors==== | |||
These are more or less looking like a '''[[squamous-cell carcinoma]]''': | |||
<gallery mode=packed heights=220> | |||
File:Histopathology of squamous-cell carcinoma.png|Main characteristics of squamous-cell carcinoma | |||
File:Histopathology of invasive squamous cell carcinoma.jpg|Typical well-differentiated nests have cells with abundant eosinophilic cytoplasm. Keratinizing centers are seen as well. | |||
</gallery> | |||
Differential diagnoses depend on location, such as: | |||
*'''[[Squamous-cell carcinoma of the skin]]''' | |||
*'''[[Squamous-cell carcinoma of the lung]]''' | |||
*Urinary bladder: '''[[Urothelial versus squamous-cell carcinoma]]''' | |||
*Cervix uteri: '''[[Cervical dysplasia]]''' | |||
====Spindle-cell tumors==== | ====Spindle-cell tumors==== | ||