Most veterinarians diagnose coccidia in cats by looking at a fecal sample under a microscope. They are looking for the oocysts — the immature coccidia — which can be very small and easy to ...

While coccidia in dogs can become serious ... The eggs are then examined under a microscope for identification and diagnosis. Sulfa medications (used to treat bacterial infections) like ...

But if that diarrhea is watery and doesn’t respond to the usual treatments, it could be a sign of a coccidia infection, also known as coccidiosis. While coccidia in dogs can become serious ...