How do you identify mitoses?
Q. How do you identify mitoses in histology slides?
A. Great question. This is something pathologists have to do a lot and nobody really talks about what specifically makes a mitotic figure.
Q. How do you identify mitoses in histology slides?
A. Great question. This is something pathologists have to do a lot and nobody really talks about what specifically makes a mitotic figure.
Q. A question: why do you call a tumor “well-differentiated” when actually it is the LEAST different from the tissue of origin? Shouldn’t it be “low differentiated?” (more…)
Rosettes are little round groupings of cells found in tumors. They usually consist of cells in a spoke-wheel or halo arrangement surrounding a central, acellular region. (more…)
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…)
Q. What’s a dermoid cyst?
A. “Dermoid cyst” is a term that’s sometimes used to describe a benign form of a tumor called a teratoma (a pretty descriptive term, as we’ll see, as it comes from the Greek word for monster). (more…)
Q. How can basal cell carcinoma be considered both malignant and invasive if it never metastasizes? (more…)
Here’s a great question about the inheritance pattern of retinoblastoma. I love this type of question, because it forces you to really think about something you would normally just accept. (more…)
Q. How is comedocarcinoma malignant but also still in situ, that is, confined to the ducts and noninvasive? Is not invasiveness one of the criteria for malignancy? (more…)
Recently, we talked about how cancer is caused by non-lethal genetic mutation.
There are different ways to answer this important and difficult question. (more…)
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