Ana

Patóloga. Hospital 12 de Octubre

[Ana @Ana08961135]

@pepeheffernan It could be thyroid gland. Below are the old and gray. And at the top a papillary carcinoma cluster, the new ones!

[C. Christofer Juhlin @DrJuhlin]

You might know a thing or two about hepatic peliosis, but did you know that extravasation of erythrocytes is also common in parathyroid tumors? This may cause diagnostic confusion, as the condition may mimic V1.

Some helpful tips follow in a mini-thread:

[Ana @Ana08961135]

@DrJuhlin Brilliant!! Thanks a lot!

[Ana @Ana08961135]

@pepeheffernan @DonTohE @yro854 @smlungpathguy @AmparoBenito @DrGeeONE @atman_ci @turandot85 @VHNguyenMD @DrJuhlin @SaudiCytopathol Histoplasmosis? Or another intracellular fungus infection

[Ana @Ana08961135]

@TotalCytopath @pepeheffernan @DrBMcGinn @kriyer68 @OKCPathguy @kis_lorand @VHNguyenMD @Quique_rs @MirunaPopescu13 @Jaffar63136583 @DZenezan @turandot85 @DrRanasaleh @Jaysharav53 @JayarajGifrina @HubertLauMD @smlungpathguy @glinglerimek @DrGeeONE @TristanRutland7 @SaudiCytopathol @ahsanuitis @israhkhan @vi_monappa @atman_ci @William28538949 @gcai1978 @IvanaKholova +1!

[Ana @Ana08961135]

@pepeheffernan @twmarkc @flr7066 @DonTohE @girlscouter @Citopatoroxx @FridaRosenblum @MirunaPopescu13 @ahsanuitis @kis_lorand @DrMarkOng @Janiranavarro @Immanuel_Paul30 @GersonPaull_MD @Meghna0630 @atman_ci @MAHoureih @VHNguyenMD @NHardy_path @MComptonMD @pembeoltulu @edusqo @nucleololailo @TristanRutland7 @AmlLabib @DrRanasaleh Malignant. Round cell tumor. Lymphoma? Merkel cell carcinoma? Could it be CD30 and HHV8 or Epstein-Barr virus? Thanks Pepe!

[Ana @Ana08961135]

@sza_jhcyto Of course it is. Happy New Year

[Ana @Ana08961135]

@sza_jhcyto To keep in mind! Thanks a lot

[Ana @Ana08961135]

@pepeheffernan @glinglerimek @TotalCytopath @NHardy_path @MComptonMD @gcai1978 @israhkhan @Quique_rs @nucleololailo @edusqo This group seems normal adrenal cells to me and contrasts with tumoral ones (more cohesion and no atypia)

[Ana @Ana08961135]

@pepeheffernan @kriyer68 @DrGeeONE @SaudiCytopathol @AnupamaArya12 @ariabdullah1978 @girlscouter @twmarkc @MAHoureih @TristanRutland7 @9Nr1KCDfUhG9RYO @premcharles @DrJuhlin @essel_eda @Jaysharav53 @DonTohE @atman_ci @MBBS_Pathology @kis_lorand @VHNguyenMD @padmapathology1 @Jaffar63136583 @NHardy_path @MComptonMD I learnt it from you!! Those cohesive fragments! Antoni A cellular area

[Ana @Ana08961135]

@pepeheffernan @OKCPathguy @SaudiCytopathol @ThatGlassTho @Histopatolomon @yro854 @SumantaDas_7 @TotalCytopath @gcai1978 @DrGeeONE @Jaffar63136583 @AmparoBenito What wonderful examples! It's a pleasure to keep learning every day! Thak you Pepe

[Ana @Ana08961135]

@pepeheffernan @kriyer68 @pembeoltulu @premcharles @smlungpathguy @DrBMcGinn @vi_monappa @MAHoureih @atman_ci @MComptonMD @NHardy_path @DonTohE @Quique_rs @nucleololailo @joaquinnieves55 @Meghna0630 @Jaysharav53 A curious structure. They remind me urate crystals, but they seem to be somewhat faded

[C. Christofer Juhlin @DrJuhlin]

Endoscopic mucosal resection of a 14 mm duodenal lesion. Low power overview. Submucosal tumor without association to the epithelium.

Let's have a closer look! (thread)

[Ana @Ana08961135]

@pepeheffernan @MHysek @smlungpathguy @turandot85 @remimazorts @nucleololailo @TristanRutland7 @DrGeeONE @Jaffar63136583 @padmapathology1 Wonderful image!

[Ana @Ana08961135]

@Jaysharav53 @pepeheffernan @MHysek @smlungpathguy @turandot85 @remimazorts @nucleololailo @TristanRutland7 @DrGeeONE @Jaffar63136583 @padmapathology1 +1!

[Ana @Ana08961135]

@DrGeeONE @pepeheffernan @nucleololailo @DonTohE @Jaysharav53 @padmapathology1 @NHardy_path @MComptonMD @atman_ci @DrJuhlin @SaudiCytopathol @TristanRutland7 +1!!

[Pepe Jiménez Heffernan @pepeheffernan]

CC295. Gloomy Sunday case. In his 60s, extra-axial lesion. Meningioma is suspected (colleague's case). Tomorrow more images. It looks like a FDCS, doesn't it?
#cytopath @DrBMcGinn @kriyer68 @pembeoltulu @glinglerimek @JayarajGifrina @Jaysharav53 @Ana08961135 @AmparoBenito

[Ana @Ana08961135]

@pepeheffernan Impressive case, Pepe! Splendid pictures, and a brilliant discussion. Thanks!!

[Pepe Jiménez Heffernan @pepeheffernan]

CC293. In her 70s, renal tumor. I knew this tumor. In fact I liked it, but I had no cytologic experience. Neither did my mentor. I sent it to her (Dr. Blanca Vicandi) because I didn't know what it was. She instantly replied, "this must be a ...."
Mentors are smarter #cytopath