3 February 2021: Images of the Week

Here is a selection of new images from our free, online textbook:

Soft tissue > Sclerosing epithelioid fibrosarcoma

Sclerosing epithelioid fibrosarcoma with EWSR1-CREB3L1 fusion. Small, round to ovoid epithelioid cells with sparse, often clear cytoplasm and round to oval nuclei.

Contributed by Borislav A. Alexiev, M.D.

Stains > HPV (Human papillomavirus)

p16 diffuse and strong nuclear and cytoplasmic staining in HSIL.

Contributed by Ana Félix, M.D., Ph.D.

Stomach > Carcinoma-general

Gastric tumor with linitis plastica pattern: diffuse rugal flattening and thickening of the gastric wall. Note the absence of a well defined tumor mass.

Contributed by Clara Alfaro, M.D., Ph.D.

Vulva, vagina & female urethra > Condyloma

Condyloma acuminatum of the vulva with acanthosis, papillomatosis and basal fusion of broad papillae. There are no significant viral specific changes of the epithelium.

Contributed by Matthias Choschzick, M.D.


How can you search the textbook?

For desktop / tablet, you can either use the Google search bar in the upper right corner or visit PathologyOutlines.com and then scroll down to where the 60 chapters are listed, as demonstrated below.

For mobile, visit PathologyOutlines.com, click on “Chapters by Subspecialty” (as demonstrated below) and then click on the subspecialty, chapter and topic.

For any device you can use your favorite browser and type in PathologyOutlines.com in addition to the search term.

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