I am a huge proponent of educational webinars for learning 🧠 #PathWebinarPearls 👇👇👇is a compiled list of societies that regularly host educational webinars- many of which I have listened to myself! Most of these are FREE for residents, you may need to register as a member.

Detection of membranous nephropathy (MN) antigens on kidney biopsy. Laser microdissection and mass spectrometry is a sensitive, specific and reliable one stop method for detection of MN antigens on the kidney bx tissue. kidney-international.org/article/S0085-…

Intratubular seminoma and intratubular embryonal carcinoma in the same field (From a radical orchidectomy specimen for mixed germ cell tumour) #PathTwitter #Pathology #PathResidents #GUPath

50F with nasal obstruction & recurrent nose bleeds, diagnosis? A) biphenotypic sinonasal sarcoma B) sinonasal angiofibroma C) sinonasal glomangiopericytoma D) sinonasal solitary fibrous tumor #ENTPath #PathTwitter #pathology #PediPath 🔬tumourclassification.iarc.who.int/Viewer/Index2?…

I am beyond over the moon to announce our kickoff ISIMM webinar for the academic year, this Wednesday, September 11 at 11 am ET. Stanford Pathology's Greg Charville will present on Bone Tumor IHC. Register here: us02web.zoom.us/webinar/regist… Share widely!

Maxwell Fung, MD Nima Ardakani MD Amanda Ireland nick turnbull Ahmed Alomari, MD group photo for #Dermath tweeters - send tags say meet outside lecture room after morning session for group photo ISDP

80s F 4cm destructive sternoclavicular joint mass. Also with concurrent destructive hip joint mass. #PathX #PathTwitter

Here are some sections of brain cortical tissue. When did the inciting lesion happen: (1) 12 hours ago (2) 3-5 days ago (3) 2 weeks ago (4) 6 months ago #pathology #neuropath #PathTwitter

What is wrong with this spinal cord? What else might be wrong up higher in the CNS? You don't need a SYRINge to appreciate the CHIARoscuro in the first picture. (Sorry, that's the only cheesy hint I can come up with.) #pathology #neuropath #PathTwitter

The answer to Friday's image is extranodal extension of a metastatic solid papillary carcinoma with mucin production. Metastasis maintaining a rounded morphology is fascinating, especially when mammary tumors with rounded nests tend to have an excellent prognosis and largely

Beware of mesangial nodules! I thought this was diabetes but turned out to be thrombotic microangiopathy (TMA) LM: mesangial nodules, thick glomerular basement membrane. Arteries normal. IF: negative EM: Mesangial & subendothelial expansion by loose fluffy material Dx: TMA

12 mm spinal nodule on frozen section. The patient has no history of cancer. How would you report? Key questions: Is it lesional? Is it benign? Can carcinoma or sarcoma be ruled out? The permanent section will be posted the next day. A very tough case. #PathTwitter

The Atlas of Medical Foreign Bodies (flickr.com/photos/foreign…) continues to grow thanks to contributions by fellow tweeples. It now contains 555 images with descriptions and is searchable. If you haven't visited the site recently please have a look.

Please join us tomorrow morning, November 13 at 11 am ET for the ISIMM Web monthly webinar. Soo-Ryum (Stew) Yang MD from MSK Department of Pathology & Laboratory Medicine is presenting "Predictive Immunohistochemical Biomarkers in NSCLC." Register here: us02web.zoom.us/webinar/regist… Share widely!

#askrenalpath F, 2 weeks after renal transplantation, Scr returned to 0.9mg/dl. She suffered flu,had a high fever and anuria, biopsy showed extensive thrombi in capillary loops and arterioles. C4d was positive, HLA increased quickly. TMA caused by ABMR, which is triggered by flu?