Sunday, February 3, 2013

Case of the Week 244

The following was an incidental finding on colon biopsy.  The referring pathologist queried if this could be a small parasite.  Identification?

40 times magnification

100 times magnification

600 times magnification

600 times magnification

Many thanks to MicrobeMan for donating this case!

7 comments:

Anonymous said...

I have voted not parasite on many things before like this -- thick cell walls and so on -- and as far as I know never been caught out.

Anonymous said...

Some sort of seed?

--bks

Anonymous said...

Shaggy coat. Spore of somekind?

Anonymous said...

I hate to give up, but on the other hand "je n'en sais rien".

Florida fans

Anonymous said...

can it be Dirofilaria sp.

Anonymous said...

The third photo seems to have hexagonal wall structures similar to plant-like membranes. I vote non-parasite, but I could easily be wrong!

zanarditos said...

Not a parasite! Cell wall+outer coat make me think of a SEED!