Here's a more straight-forward case than our recent ones:
The following object was seen on stool ova and parasite examination and measures approximately 15 micrometers (Modified Trichrome stain, 1000x). (CLICK ON IMAGES TO ENLARGE)
The following was also seen, measuring approximately 20 micrometers in greatest dimension.
Would the fact that the patient is asymptomatic make a difference in your diagnosis?