How can you tell if carcinoma is invasive on a Pap smear?
Q. How is it that a cytopathologist can diagnose invasive squamous cell carcinoma on a Pap smear? (more…)
DCIS vs. LCIS
Q. I have a question regarding ductal carcinoma in situ (DCIS) and lobular carcinoma in situ (LCIS). (more…)
New Anatomic Pathology Book
I’m happy to announce a new book in our Study Guide family: Anatomic Pathology Student Compendium. (more…)
Testicular tumors in 500 words or less
Testicular cancer is the number one cancer in men between the ages of 15 and 35. (more…)
The 10 most-read posts of 2011
There are some Pathology Student posts that readers seem to turn to over and over.
Small-cell vs. squamous-cell lung cancer
I received an email yesterday that had questions about a post from a couple years ago – and rather than bury the answers way back in 2009, I thought I’d make a new post. (more…)
Dysplasia in Barrett Esophagus
Q. Do you always see dysplasia in Barrett esophagus?
A. Good question! No, you don’t always see dysplasia. You worry about it, but most of the time you don’t see it. (more…)
Brain metastases: sometimes the first sign of a tumor
Metastatic lesions are pretty common in the brain. If you look at all brain tumors in hospitalized patients, about 25% – 50% are metastatic tumors. (more…)
Adrenal cortical hypoplasia vs. hyperplasia
Q. What does it mean when Robbins says the adrenal cortices are hyper- and hypoplastic?
A. Hypoplastic adrenal cortices mean that the adrenal cortices have atrophied; hyperplastic adrenal cortices mean that they have expanded. (more…)
Is basal cell carcinoma really malignant?
Q. How can basal cell carcinoma be considered both malignant and invasive if it never metastasizes? (more…)
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