Liver from a Green Frog (Lithobates clamitans) tadpole
Detailed Description
Liver from a Green Frog (Lithobates clamitans) tadpole. (A) Over 90% of the organ is infiltrated, effaced and replaced by protozoal spores (Perkinsea) admixed with necrotic debris. (B) Perkinsea spores are 4 to 6-µm in diameter spherical structures with thick, deep basophilic walls, and granular pale basophilic cytoplasm. H&E stain.
Sources/Usage
Public Domain.
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Notable cases at the National Wildlife Health Center are highlighted here in the Pathology Case of the Month Series.
Diagnostic Services
The USGS National Wildlife Health Center (NWHC) conducts laboratory investigations to determine the causes of wildlife mortality events, especially large-scale die-offs or those that are otherwise unusual.