⚕️ Rectal traumatic neuroma

🔪Arising at polypectomy site (Dx was a Well differentiated NET grade 1).

➡️Residual NET in adjacent block.

#GIpath #BSTpath #Pathtwitter #PathX #Pathresidents

Definitely the best example of ☢️radiation colitis☢️ I've ever seen.
Angiectatic vessels are so prominent; they even show superficial thrombi.
#GiPath #Pathology

60F stomach, submucosal lesion, diagnosis?
A) Gastrointestinal stromal tumor
B) Plexiform fibromyxoma
C) Inflammatory myofibroblastic tumor
D) Inflammatory fibroid polyp
#GIPath #BSTPath #Pathology #PathTwitter #PathX

Right colon

#GIpath #BSTpath #Breastpath #GUpath #PathTwitter

Serrated sigmoid polyp. Diagnosis?
A) Sessile serrated lesion
B) Perineurioma
C) Schwann cell hamartoma
D) Schwannoma
#GIPath #BSTPath #PathTwitter #pathology
virtualpathology.leeds.ac.uk/slides/library…

70ish y/o male, gastric lesion, excision. Tumor is locaded in the submucosa, with infiltrative growth to the subserosal layer. Cells are arranged in solid sheets. Monomorphic appearance. Let's have a closer look! Follow the thread... 🧵

A mesenteric MCN with extensive high-grade dysplasia. These lesions share similar clinical/histologic features with their pancreatic counterparts. The ovarian stroma can sometimes be challenging to identify; metastasis often enters the differential. 2 case series below. #GIpath

SMAD4 labelling in PDAC

Retained in the high grade PanIN lining the duct and lost in the invasive component.

New in 2024: Each month we will share the best #PathTweetAward from the trainee category.

We will continue to announce nominees for the Open Category at the end of the year.

The March 2024 Trainee #PathTweetAward goes to Miruna Popescu, MD, congratulations 👏🏻👏🏻👏🏻

Pancreatic mass. Diagnosis?
A) Non-diagnostic
B) Negative (for malignancy)
C) Neoplastic (benign or other)
D) Malignant
#cytopath #pathology #gipath #pathtwitter

Carcinoma lower oesophagus seen on retroflexion. Probably overthinking!What would you call? Some strong diffuse p40 areas with keratin and p40 neg with mucin but it’s only a biopsy. CDX2 neg. I usually reserve adenosquamous for postop specimens as it usually turns out not to be!

Join us at the Diagnexia Symposium, Aug 21-23, 2024, Oxford! Delighted to feature Dr. Adam L. Booth from Washington University. Don't miss his insights in Pathology & Immunology.
📆 Save the date & stay tuned for more!
➡️ Register: news.diagnexia.com/4aQpLuE
#DiagnexiaSymposium2024

Phenomenal talk by Andrew Bellizzi 🇺🇦 at UTSW Department of Pathology!

#pathology

What mismatch repair gene(s) have mutated?
A) MSH2
B) MSH6
C) A & B
#GIPath #DermPath #PediPath #BSTPath #PathTwitter #PathResidents

We are hiring! Join us as our 7th fellowship-trained GI pathologist.

DM with questions and for additional information.

#GIpath #pathology

Appendix with intraluminal Enterobius vermicularis. #GIpath

Young woman with appendicitis and these unusual changes at the tip #Pathologists what’s going on here?

Pigment A or B = Iron?
#Hemochromatosis #LiverPath
🙏John Hart, MD at #uscap2024
#GIPath #PathTwitter #pathresidents

How about a little poll to end the week? #BreastPath Dr. Luca Olaleke Folaranmi GI James Celina Stayerman MD Nusrat Z. Bokhari Amal Asar, FRCpath. Tristan Rutland MBBS FRCPA IFCAP Kristen Anandi Lobo, MD Sumanta Das Lorand Kis Laura G. Pastrián MD Padma Priya J Carlos Miguel Ruiz Carlos Nieves Barry McGinn Pascual Meseguer

Patterns of diffuse-type gastric adenocarcinoma. #GIpath