Creepy Dreadful Wonderful Parasites

Answer: Chilomastix mesnili trophozoites. Congratulations to Martin, Ali, Florida Fan, Mark, Atiya, Sara, and Alexandra who got this corre...

Happy Holidays to all of my readers! This week's case is in the form of a Christmas tree. Can anyone tell what the tree is made out of? ...

Answer: Charcot-Leyden crystals, white blood cells and red blood cells As Florida Fan mentioned, the C-L crystals are a guise for snow cry...

The following structures were seen in a trichome-stained stool specimen. They measure approximately 10 to 20 micrometers in diameter. Identi...

Answer: Blastocystis sp. AND pollen. Wow, you all impressed me by noting the less obvious Blastocystis in image 1, in addition to the polle...

This week's case features an intriguing video by Dr. Graham Hickling. The accompanying questions are: 1. What arthropod is shown he...

Answer: Hard tick (Ixodidae) nymph emerging from the larval exuvia. The inverted "U-shaped" anal groove on the ventral surface (ph...

Welcome to the first case of the month featuring a case from Idzi Potters at  the Institute of Tropical Medicine Antwerp . This case is real...

Answer: Pentostomiasis; most consistent with Armillifer species. William Sears also suggested that Raillietiella sp. is also in the differen...

This week's case was donated from Dr. Kamran Kadkhoda. This worm was submitted to the laboratory in saline. It had been seen on the surf...