This is an incidental finding overlying an anal fibroepithelial polyp. It is termed "pagetoid dyskeratosis" but it is simply reactive. The same finding is known in prolapsed uterine cervices. A few GI Survival Guides are still around. Try innovativesciencepress.com

Oxyntic gland adenoma (or chief cell adenoma or gastric adenocarcinoma with chief cell differentiation). A parietal cell is indicated. The PAS/AB stain shows normal foveolar cells at the surface. These are associated with a benign outcome following polypectomy. PMID: 22472957.

Pancreatic panniculitis. Skin of the lower leg, biopsy. HE, gross and enhanced CT. #pathology #Dermpath #GIpath

Hi #Pathologists- what do you think of this infiltrate in the wall of gallbladder? Patient was an older lady with biliary colic. Cholecystectomy showed stones and no grossly seen mucosal lesion. IHC: CD3+, CD56+, neg for CD5, CD4, CD8, EBER

Cirrhotic patient with duodenal ‘polyps’. Cool to see the collections of ectatic capillaries in the lamina propria. Features of portal gastropathy in the duodenum resulting in a polyploid endoscopic appearance. #gipath #liverpath

Plexiform fibromyxoma 🔸multinodular/plexiform 🔸arise in gastric muscularis propria 🔸bland oval/spindle cells 🔸myxoid/fibromyx/collagenou stroma 🔸prominent capillaries 🔸SMA+/Desmin-/C-kit-/DOG1- 🔸MALAT1-GLI1 fusion 🔸ddx: GIST/IFP/Schwannom/neurofibr #gipath

73 yo F with ischemic bowel. Sampling of lymph nodes is important! This lymph node (left) shows microscopic foci of subcapsular metastatic gastric adenocarcinoma (left). This incidental finding on sampling of lymph nodes led to a work-up that detected gastric cancer.

From USCAP - some free access to high quality education. #pathology

Pitfall alert in perforated appendicitis: Detached CAM5.2 + cells can mimic malignancy. Key: calretinin coexpression and background organizing inflammation. Myofibroblasts appear in subserosal area around the perforation as highlighted with CAM5.2. #GIpath #pathology

This review presents the histomorphology and molecular profiling of the conventional type and the rare variants of the esophageal well-differentiated squamous cell carcinoma. Feng Yin Xiuli Liu xiahepublishing.com/2771-165X/JCTP…

My fist case of Gastric syphilis How often do you find ? #GIpath

Pancreatic heterotopia: ➡️Ectopic pancreatic tissue composed of glands, ducts and smooth muscles ➡️When only ducts and muscles are present, the terms "adenomyoma" and "myoepithelial hamartoma" are used in literature

First-in-class YAP/TEAD inhibitor VT3989 was well-tolerated with durable antitumor responses in patients with advanced malignant mesothelioma, other tumors with NF2 mutations, says Dr. Timothy Yap of first clinical proof-of-concept for drugging the Hippo-YAP-TEAD pathway. #AACR23

It is my distinguished honor to be selected as the Vice President of the Pancreatobiliary Pathology Society. I look forward to contributing to the society and serving our members and anyone who is interested in pancreatobiliary pathology. Pancreatobiliary Pathology Society Huamin Wang, MD, PhD

TRPS1 in huge number of tumor by Dr. Lennartz et al. High expression in breast and some sarcoma (synovial, osteo/chondro), weak to moderate in some SqCC (most organ), salivary gland and GYN tumors, rare in others. This study shows the balance of sensitivity and specificity nicely

🌟 Exciting Opportunity Alert! 🌟 Join MD Anderson's prestigious Surgical Pathology fellowship for 2025-2026! Learn from the nation's top experts in a renowned program. If interested, contact Dr Phyu P Aung today! Don't miss out on this career-defining experience. #MDACCPath 😆🔬

The new #PBPS Case of the Quarter is now available.. 81 yo lady with incidental pancreatic body cyst.. well, this is just the tip of the iceberg! Log in today to learn more about this fascinating case! pbpath.org/case-5-quarter… Thank you Feng Yin for sharing!