Another thymic related lesion
9 years old boy with large cytic cervical mass extending from submandibular region to lower neck
Cervical thymic cyst
#PathTwitter

Thyroid containing thymus, thymus containing parathyroid and ultimobranchial body
#PathTwitter

18 ♀️with 4-mm subpleural lung nodule that hasn't changed for ~2 years; history of right fibular osteosarcoma and chemo 7 years ago
PAS focally positive, PAS-D negative
+++ for CK7 and TTF-1
- - - for PAX8, HMB45, SMA, SYN, CHR
More photos in comments
Sanjay Mukhopadhyay

The breast duct got a jaw full of teeth 😬
#Pathart

My newly planted paperflower is growing so fast 🤩 ☀️☀️ 💐

Starting the day with the subtlety of these gastric adenocarcinoma with poorly cohesive cells in a young man.

#gipath #pathology

Young age lady, lactating
Cystic neutrophilic granulomatous mastitis with DCIS and IDC

#PathTwitter

Tall cell subtype of papillary thyroidcarcinoma (not any more variant) means really tall cells, not above average, 3 times taller than width or more than that..
#PathTwitter

Here is a real meta question for World Thyroid Day:

Is this thyroid making follicular cells or are these follicular cells making a thyroid? 🧐

#CytoPath #PathTwitter

Lung small calcified nodules in a case with clear cell renal cell carcinoma showed up by PET
Has anyone faced anything like this before?
#PathTwitter

Friday mini-Tweetorial! Part 1

Of the many contentious differential considerations in breast pathology, the distinction between invasive and non-invasive processes is probably the most daunting. Here stand the pathologists, at the proverbial fork in the road, carrying the…

In my last tweet, two-thirds of the participants correctly diagnosed the focus depicted in the image as non-invasive, despite the lack of myoepithelial cells. The reason is that the focus lies within the previous biopsy site environment (fat necrosis, reactive fibrosis,…