Metastatic urothelial carcinoma involving brain #gupath# GATA3 stain diffusely positive.

🔬 Papillary RCC: gross and microscopy

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Renal papillary adenoma 🤍
Well circumscribed, less than 15 mm
Not encapsulated Vs PRCC
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amazing😍👀🔬 #grosspath #GUpath correlation in this selected nephrectomy🔪section taken by one of our💪🏽Stanford Pathology PAs:

grade 3 clear cell RCC, pT3a (venous invasion)

TFE3 Rearranged PEComa- kidney
#pathtwitter
#GUpath
#Pathology

Oncocytoma with marked cytological atypia 😏
#pathology
#GUpath
#Pathmatch

TURP: Faces of benignancy ☺️

#GUpath #PathTwitter #PathX #Pathology 🔬

M 60+ , TURBT 🔬

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Sertoli cell nodule #gupath# testicular pathology.

These embryonic-type neuroectodermal/glandular complexes may be misinterpreted as pure lesions of embryonic-type neuroectodermal elements…may lead to a diagnosis of embryonic-type neuroectodermal tumor
#GUPath #IHCpath #testiscancer Frido Bruehl

Article: tinyurl.com/Whaley-Ulbright

Read our latest #research on #testicularcancer , in Surgical Pathology

Primitive Embryonic-Type Neuroectodermal/Glandular Complexes in Testicular Germ Cell Tumors

A Mimic of Embryonic-Type Neuroectodermal Tumor

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journals.lww.com/ajsp/abstract/…

#GUPath enthusiasts, you are going to ❤️ this one.
One high-power 📸 of a 🔪predominantly cystic renal mass.
What is your first diagnostic impression?

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#GUpath partial nephrectomy; 4cm clear cell RCC

this is what I'd consider 'small vessel LVI' (i.e. not pT3a)

Renal mass
Mixed Epithelial (CD10 and PAX8) and Stromal (ER and PR) Tumor, MEST
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#Pathmatch
#Pathtwitter
#Pathology

I thought this #GUPath case was a good example of that 'plant-like', 'cell wall' look in chromophobe RCC.

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60 yo M with large mass at renal hilum. Your diagnosis? Click here for immunostain findings & answer: kikoxp.com/posts/7966. #BSTpath #pathologists #pathology #pathTwitter #GUpath

#gupath # testicular pathology# Leydig cell tumor# polygonal cells with round nuclei, prominent nucleoli and abundant eosinophilic cytoplasm
# IHC positive for calretinin and SF-1;
and negative OCT 4 and SALL4.

Dr Victor Reuter teaching us utility of CK7, CD117 & CK20 in distinguishing distal nephron based tumors MSK Department of Pathology & Laboratory Medicine #kidneycancer #gupath #pathology

Paratesticular mass simulating a lymphoid/inflammatory disorder. Very difficult to diagnose if we don't consider liposarcoma in the differential. See publication by P Argani et al. pubmed.ncbi.nlm.nih.gov/9255251/
#gupath Johns Hopkins Pathology

HG papillary urothelial carcinoma with divergent glandular differentiation.
🚨Pitfall: with this 🔬 appearance, always r/o prostatic ductal ADC ➡️ major tx difference.
#IHCpath helps.
➕GATA3, p63
➖NKX3.1

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