The Microscopic Minute 

There are a number of different types of neoplasia you can see in effusions.

Of the ones listed here, which do you think you’re LEAST likely to see neoplastic cells within the effusion? (i.e. the neopl...

Cyto Case Spotlight:

This is pleural effusion from a 9 year old cat with a 6 week history of difficulty breathing.

This is large cell lymphoma! 🙀

The population we’re seeing here are large lymphocy...

This case is such a bummer, but a really good one to show how malignancies can affect animals of any age.

A 1 year old castrated male cat presented to his vet for being a bit less playful at home. On e...

Remember: just because you see lymphocytes in an effusion doesn’t automatically mean it’s lymphoma.

The case on the left here is lymphoma from a pleural effusion. We know that because the cells are i...

One of the most commonly misinterpreted cells when it comes to effusion cytology is the reactive mesothelial cell.

Reactive mesothelial cells can look wild! Things we normally consider criteria of mali...

Today's case spotlight is a 3 year old Yorkie with pleural and abdominal effusion as well as enlarged abdominal and thoracic lymph nodes (very hypoechoic on U/S). He also had low albumin (1.9), BUN (6...