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.
A quick summary of the 6 types of necrosis
Q. I can’t seem to get the different types of necrosis straight (liquefactive, fibrinoid, etc.). Any help? (more…)
Does “differentiated” mean it looks different?
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…)
Leukoerythroblastotic reaction
Here’s a long term: leukoerythroblastotic reaction. Despite its length, it’s a pretty good term, because it describes a reactive condition in which you see young red cells (erythroblasts) and young white cells (leuko-) out in the peripheral blood. (more…)
A monoclonal immunoglobulin is present – now what?
Q. I have multiple myeloma, and I read your post What is an M-spike, and it was excellent contribution which I have been looking for in months. (more…)
How to differentiate acute vs. chronic inflammation in sections
One thing that’s hard to get the hang of in pathology is the difference in appearance between chronic and acute inflammation in tissue sections. (more…)
What’s the difference between ischemic and hemorrhagic brain infarcts?
Q. I’m studying for boards and came across a point of confusion. (more…)
Where do you see Auer rods?
Q. In which type of AML do you see the most Auer rods?
A. Auer rods are elongated structures seen in malignant cells of the neutrophil lineage. (more…)
How to identify normal leukocytes in a blood smear
Q. I’m not sure if I can identify leukocytes correctly. Could you give me some tips? Thanks very much.
Which direction does blood flow through the ductus arteriosus?
Q. I just had a quick question for you. Our notes say that a ductus arteriosus allows flow from the pulmonary artery to the aorta, which I knew. (more…)
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