FNA of a metastatic HPV-related oropharingeal scc to cervical lymph node (primmary unknown 👀):
▫️Necrotic/cystic background (DDx tcb in HIV+ patients)
▫️Cohesive groups of hyperchromatic cells
▫️No keratinization in this case
▫️ #IHCPath p16+/EBER-
#CytoPath #FNAFriday #ENTPath

Is this #TooCloseToDiagnose ? What is the #ihc stain?

Double challenge for #PathTwitter peeps. #ihc path #dermpath

New predictive biomarker for gastric cancer - can you identify it based on this pattern of expression? #GIpath #IHCpath #PathTwitter

Scared while 'rosing' 👀.
Infectious mononucleosis lymphadenitis:
▫️Polymorphism + numerous blasts (immunoblasts).
▫️Mitoses + TBMs
▫️ #CellBlock #IHCPath CD30+/CD15-/CD45+/EBER+
▫️DDx Hodgkin lymphoma due to H/RS-like cells and immunoblastic DLBCL.
#FNAFriday #CytoPath #ROSE #EBV

Histiocytic sarcoma presenting as a soft tissue mass - when it comes to this diagnosis, PU doesn't stink. #BSTpath #IHCpath

Our poster is on!🎉🎉To see it & discuss the recent #IHCpath in #pancreas #pancreatictumors stop by the board-118🙌🏻 #USCAP2023 #uscap23 #nola USCAP

3 cm lytic lesion of the ilium: strong and diffuse GRM1 expression by IHC supports the diagnosis of chondromyxoid fibroma in this scant biopsy. #BSTpath #IHCpath

BAP1-inactivated melanocytoma. #dermpath #pathology #IHCpath

Perineural invasion of basal cell carcinoma (infiltrative pattern) can be EXYREMELY subtle & can be easily missed. Luckily I could suspect it and confirm with #ihcpath .

#JoyForMorfology #dermpath #FreudeAnDerMorphologie #pathfulness #pathology #patologia #PathTwitter

When you order CD20 instead of CK20 by mistake but it comes back strongly positive

#pathology #pathtwitter #ihcpath #medtwitter
x.com/humansnocontex…

Venn #IHCPath is easy!

TROP-2 has recently been found to be highly specific for PTC!

#pathX #pathology #pathTwitter #EndoPath

Angioleiomioma conjuntival:
🔸Uno de los tumores +raros en 👁️(+95% de leiomiomas en tracto genital♀️).
🔸Benigno, puede degenerar⚠️.
🔸Origen: M.liso o pericitos de vasos sanguíneos.
🔸🔬: Proliferación fusocelular circunscrita de bajo grado+ hialinización.
🔸 #IHCPath + actina

I always thought #IHCPath would be so much simpler with the help of Venn Diagrams

#bstpath #pathology #pathX #pathtwitter

BAG cervical con sospecha autoinmune sin AP oncológicos👀:
🔸🔬: infiltración de carcinoma de células en anillo de sello 💍no diagnosticado.
🔸La inmuno ayuda a localizar el tumor primario:
➡️CK: origen epitelial.
➡️CDX2: Orienta a GI.
🔸H.Pylori en 8-30% casos.
#IHCPath #GIPath

Read our latest #research on #prostatecancer , in Int J Surg Pathol

NTRK3-Rearranged Prostatic Acinar Adenocarcinoma:

Report of a Patient and Review of the Literature

#GUPath #moldx #molpath #IHCpath

doi.org/10.1177/106689…

This Langerhans cell histiocytosis in the skin of vulva (mid 60s F) harbors the BRAF V600E mutation #dermpath #pathology #IHCpath

#IHCPath for
👶🏻Mesothelial cells 🫁
🤬Malignant mesothelioma 🫁
👺Metastatic adenocarcinoma 🚕

#pathX #pathTwitter #pathology #PulmPath

PRAME expression in myofibroblasts of a scar in an excision of melanocytic lesion, a potential pitfall.

Reported last year for the 1st time in this letter to the editor pubmed.ncbi.nlm.nih.gov/35103337/, and this case is a first for me.

#PathTwitter #dermpath #ihcpath

What is the cell and what is the stain? #hemepath #IHCpath #pathology

Hello! Today we have one of the coolest entities in #gipath 45-year-old female, history of anemia. Gastric submucosal 1 cm mass, endoscopic submucosal dissection (ESD). A surprise #ihcpath in the end for the spesific diagnosis. #PathTwitter #pathx #pathologyboards