Retired surgical and clinical pathologist (MD). Now enjoying traveling and being with my grandchildren. T/RT are not medical advice and do not imply endorsement
Joined July 2020
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Richard Evans Zitwer, MD retweeted
Like an "eye of a storm" - Papillary Thyroid Carcinoma with cellular swirling ("onion skinning"). (Thyroid FNA)
Richard Evans Zitwer, MD retweeted
General George Washington and his Army arrived Valley Forge this week 1777:
Richard Evans Zitwer, MD retweeted
Part 3. Frozen sections arrived a few minutes later. The cyto-histologic correlation is so beautiful...
The amount of tumoral tissue in some intraoperative samples can be very low. Mucinous adenoCa. The patient has a rather stable lesion in the tail of the pancreas.
Richard Evans Zitwer, MD retweeted
Part 2. A high power image of the tissue fragment you've pointed out and some single cells that most probably are not macrophages.
Richard Evans Zitwer, MD retweeted
We deeply mourn the passing of Dr. Christopher Fletcher. His groundbreaking work and dedication to advancing pathology have left an indelible mark on the field. Our thoughts are with his loved ones. His legacy will forever inspire. #InMemoriam #PathologyLegend
Richard Evans Zitwer, MD retweeted
Thomas Jefferson's handwritten draft of our Declaration of Independence (with revisions by John Adams and Benjamin Franklin), 1776:
Richard Evans Zitwer, MD retweeted
Happy 4th of July from The Lincoln Project. On this day we celebrate that America decided not to be ruled by a King. This November, let’s make that same decision.
Richard Evans Zitwer, MD retweeted
Extramammary Paget's Disease
• 👀 for atypical epithelial cells (CK7, CEA+) w/ pagetoid spread
• 1° - Originates in skin
• 2° - Intraepithelial spread from a visceral carcinoma (eg. colorectal, bladder, prostate and test with CK20/CDX2; Uroplakin; NKX3.1, respectively)
Richard Evans Zitwer, MD retweeted
Ivan Damjanov interviews globetrotting cytopathologist and educator Syed Ali about his exemplary career #PathTwitter #PathX bit.ly/3X2MAaB