Thyroidectomy showing a lymphocytic infiltrate with germinal center formation adjacent to thyroid follicles with oncocytic change. What is the diagnosis? Answer: buff.ly/3Utn511 #PathArt #PathTwitter #MedTwitter

I just updated my notes on lesions of the Sinonasal cavity and Nasopharynx for my teaching website, 'Kurt's Notes.' (kurtsnotes.net)

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Full notes available here: schaberg.faculty.ucdavis.edu/wp-content/upl…

Pigmented lesion. Diagnosis?
A) Lentiginous nevus
B) Congenital pattern nevus
C) Solar lentigo
D) Melanoma in situ
#dermpath #bstpath #pathtwitter #pathresidents #dermatology #dermpath
🖼️🙏Jerad Gardner, MD

1/ #GIPath
Sorry for my absence,life is happening 😓
I will get to your tags
Gastroesophageal junction tumor, not a common one, when diversity prevails
Greg Charville
Raul S. Gonzalez, MD
Runjan Chetty
Vikram Deshpande
John Hart, MD

Case of Hemochromatosis shows granular iron pigment in periportal hepatocytes (A)
What is the other pigment ⁉️
#GIPath #PathTwitter #LiverPath #PathResidents

Thyroidectomy specimen revealing an incidental focus of what tumor type? Answer: buff.ly/3ScQsDC #PathArt #PathTwitter #MedTwitter

I am a member of the PEComa family (perivascular epithelioid cell tumor)

I constitute ~ 1% of all resected renal tumors

I can be associated with Tuberous Sclerosis

Who am I?

#pathagonia #path4people #pathx #medx #genetics #pedsx #nephrology #gupath #urology #medicine #surgx

Superficial acral fibromyxoma (also termed digital fibromyxoma) was described in 2001. It is benign but prone to recurrences in up to 25% of patients. It is often chock full of mast cells (arrow) and shows consistent CD34 expression. #UMiamiPath
PMIDs: 11486169, 22367301.

An example of EBV-negative extra-nodal marginal zone lymphoma (ENMZL), involving the lung, 6 years post transplant

PTLDs occurring later after the first year of transplantation, are more frequently EBV-negative. The late PTLDs are also more commonly monomorphic

Mutations

3 renal tumors, 1 genetic disease
A) Hereditary leiomyomatosis & RCC Syndrome
B) Hereditary Paraganglioma-Pheochromocytoma Syndrome
C) Tuberous sclerosis
🔬🙏Dr. Victor Reuter at #USCAP
conferences.aiforia.com/Public/USCAP/0…
#RenalPath #GUPath #PathTwitter #PathResidents #USCAP 2024 #USCAP 24

#Surgpath #GIPath #Pathartifacts
Routine Cholecystectomy, I think what I see in the lumen and on mucosa is an artifact,is there a name for this ? What do you think ??
I can remember, but I think there is a specific name

Duodenal biopsy revealing larvae of what organism? Answer: buff.ly/3RtdIKy #PathTwitter #IDTwitter #MedTwitter #PathArt

Who is the first to describe this unusual prostatic tumor? in which year? what did they call this tumor? Anything we do not know yet?

This is a reminder to caffeinate before looking at stomach biopsies! This was an outside case diagnosed by an eagle-eyed pathologist. It's a good reminder of how focal signet ring cells can be. This focus was only present in one of six fragments on the slide! #GIpath

MMR, HER2, NTRK, EBV and more. Biomarkers act as gauges of either normal or pathogenic processes or responses to an exposure or intervention. Nowak and Chetty explore GI tract biomarkers in the March issue of #Pathology  ➡️ rcpa.me/PathJournalNow… #GIpath Runjan Chetty

HSV or CMV Esophagitis?
(#1 of 2)
#GIPath #PathTwitter #PathResidents #MedTwitter
🖼️🙏WebPathology

I am a self-limited condition that may be mistaken for a more sinister process (epithelioid sarcoma->cytokeratin+)

I may appear as an annular plaque

I have granulomatous inflammation with mucin and necrobiosis (degraded collagen)

Who am I?

#pathagonia #dermx #dermpath #pathx

Consider GLI1-altered mesenchymal tumor with malignant potential

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->multinodular growth of nested uniform ovoid cells w fibrous septa, myxoid stroma and delicate capillary vasculature
->CD56,S100 +
->no clear line of differentiation

Kerr et al,Mod Pathol2024 Darcy A. Kerr

#PathResidents , these microphotographs are worth a thousand words. What story are they trying to tell you? What is the differential diagnosis?

#GIpath #MedTwitter #Pathology #PathResEssentials #PathX #PathTwitter #path2path #pathmatch2024

The #PBPS Case of the Quarter is now available!
67 yo male with pancreatic head mass - what's your diagnosis?
Read on for a great discussion!
#pancreas
pbpath.org/case-1-quarter…