PathologyOutlines.com
@pathologyoutlines.bsky.social
400 followers 380 following 210 posts
PathologyOutlines.com is a free, no-registration site with a unique, comprehensive, regularly updated textbook of surgical and clinical pathology, providing useful professional content for practicing pathologists and lab personnel, in 15 seconds or less.
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pathologyoutlines.bsky.social
Image of the Week!

Submitted by: Lizza D. Paz, M.D.
Directory Profile: buff.ly/kuURKkk
Subspecialty: Hematopathology
Diagnosis: CLL

#Pathology #PathologyOutlines #HemePath #PathSky
pathologyoutlines.bsky.social
🎉As part of our 25th anniversary celebration, we invite you to share your favorite PathOut photos (conference moments or merch sightings) with us at [email protected]. 📸 Selected submissions will be featured at a later date.

#Pathology #PathologyOutlines #PathSky
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PathologyOutlines.com, founded in August 2001, has begun its 25th year. You can help us plan the next 25 years!

Read our current goals here: pathologyoutlinesblog.wordpress.com/2025/10/01/1...

#Pathology #PathologyOutlines
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Thanks to all who answered our recent poll!

Out of 759 responses, 53% use PathologyOutlines.com daily, and 33% use it several times a week. That’s ~87% of respondents visiting at least several times a week! We’re honored to be part of your daily workflow. 🔬

#Pathology #PathologyOutlines #PathSky
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Image of the Week!

Submitted by: Rebecca Chernock, M.D.
Directory Profile: www.pathologyoutlines.com/directory/re...
Subspecialty: Head & neck
Diagnosis: CMV in a minor salivary gland

#Pathology #PathologyOutlines #ENTPath #PathSky
pathologyoutlines.bsky.social
(Image Quiz, Continued)

A. Consistently negative for CD117
B. Diffusely positive for CD117 and CK7 and consistently negative for vimentin
C. Diffusely positive for GATA3
D. Positive for CAIX, vimentin and CD10
E. Positive for CK20 more than CK7

Answer linked in the comments.
pathologyoutlines.bsky.social
Image Quiz!

The image shown is from a renal tumor. Which of the following statements is true about the immunohistochemical profile of the tumor type shown?

(Continued in thread)

#Pathology #PathologyOutlines #Diagnosis
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September 2025 Issue: “What’s New in Hematopathology 2025: Myeloid Neoplasms in the WHO 5th Edition and ICC” by Barina Aqil, M.D.

Webpage: buff.ly/b8vEGAH
PDF: buff.ly/CYhQ1tZ

Access archives or sign up for future issues via email: buff.ly/LZ5MfeS

#Pathology #PathologyOutlines #PathSky #HemePath
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🎉As part of our 25th anniversary celebration, we invite you to share your favorite PathOut photos (conference moments or merch sightings) with us at [email protected]. 📸 Selected submissions will be featured at a later date.

#Pathology #PathologyOutlines #PathSky
pathologyoutlines.bsky.social
Image of the Week!

Submitted by: Doaa Atwi, M.D.
Directory Profile: buff.ly/3mO0lgu
Subspecialty: Gyn
Diagnosis: Dedifferentiated carcinoma of the ovary

#Pathology #PathologyOutlines #Gynpath #PathSky
pathologyoutlines.bsky.social
Have you read the latest Curing Cancer Network newsletter? See it here: buff.ly/QW4FDYI

Follow CCN on LinkedIn: buff.ly/PfzUbcN

#Cancer #CancerResearch #CuringCancerNetwork #Pathology #PathSky
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🎉As PathologyOutlines.com begins its 25th year, we’re starting a year-long celebration. We want you to be part of it!

Have questions for our founder, Dr. Nat Pernick? Now’s your chance to ask!

💬 Comment with your question. He’ll answer a selection later this year!

#Pathology #PathologyOutlines
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Check out the rest of our photos from ECP 2025 and CAP25 on our Facebook, Instagram, or LinkedIn profiles!

Facebook: www.facebook.com/pathologyout...
Instagram: www.instagram.com/pathoutlines/
LinkedIn: www.linkedin.com/company/path...

#Pathology #PathologyOutlines #ECP2025 #CAP25
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Case of the Month: A 67 year old man with a history of chronic obstructive pulmonary disease, prediabetes and abdominal imaging consistent with cirrhosis underwent a non-targeted liver biopsy. What's your diagnosis?

See link in comments for the case!

#Pathology #PathologyOutlines #Diagnosis
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Image of the Week!

Submitted by: Nicolò Vianini, M.D.
Directory Profile: www.pathologyoutlines.com/directory/ni...
Subspecialty: GU
Diagnosis: Renal oncocytoma

#Pathology #PathologyOutlines #PathSky
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Image Quiz!

A patient presents with multiple pruritic, scaly patches on the back. A skin biopsy was performed, and a PAS special stain is shown. What's the best diagnosis?

A. Candidiasis
B. Tinea corporis
C. Tinea cruris
D. Tinea versicolor

See comments for answer.

#Pathology #PathologyOutlines
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Are you at CAP25 in Orlando? Come see us at Booth 509!

#Pathology #PathologyOutlines #CAP25 #PathSky
pathologyoutlines.bsky.social
Will you be attending CAP25 in Orlando? Stop by to see us at Booth 509!

We hope to see you there!

#Pathology #PathologyOutlines #CAP25 #PathSky
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Image of the Week!

Submitted by: Jacqueline Birkness-Gartman, M.D.
Directory Profile: www.pathologyoutlines.com/directory/ja...
Subspecialty: GI / liver
Diagnosis: Juvenile polyp

#Pathology #PathologyOutlines #GIPath #PathSky
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We’re proud to announce that our Algoscope collaboration resulted in PathOutPal, an AI-powered assistant for the pathology community. Now live on PathologyOutlines.com!

Designed to provide:
🔹Instant diagnostic answers
🔹Stain guidance
🔹Quick, reliable help

#Pathology #PathologyOutlines #Algoscope
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We're at the 37th European Congress of Pathology in Vienna! Stop by to see us at Booth 100 Hall X5.

#Pathology #PathologyOutlines #ECP2025 #ESPCongress #PathSky
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Are you attending the 37th European Congress of Pathology in Vienna next week? Stop by to see us at Booth 100 Hall X5!

Comment on this post or send us a message on social media if you'd like to schedule a chat with us at ECP 2025.

#Pathology #PathologyOutlines #ECP2025 #ESPCongress