In today’s VETgirl online veterinary continuing education podcast, we’re discussing the diagnostic utility of…sputum. Yep, you heard that right. While it may be a little gross, that glob of mucus your coughing patient just deposited on the exam table might actually be a hidden diagnostic gem. At least, that’s what Apelgren et al. investigated in their 2026 study, “Utility of Cytology of Spontaneously Expectorated Sputum Samples in the Diagnosis of Blastomycosis in Dogs.” Based on this report, the next time a dog hacks up a loogie in front of you, instead of backing away, you may want to grab a microscope slide.
