Psorospermium haeckelii: a cause of pseudoparasitosis.
A 42-year-old man had nausea, vomiting, periumbilical pain, tenesmus, and diarrhea shortly after eating seafood. Stool microscopy showed "beaver bodies," or Psorospermium haeckelii, a nonpathogenic algal organism often confused with enteric pathogens and commonly found in the excrement of persons consuming crayfish.
Bouckenooghe
A R
AR
Baylor College of Medicine and the Veterans Affairs Medical Center, Houston, Tex, USA.
Marino
B J
BJ
D000328:Adult; D000818:Animals; D003400:Astacoidea; D056890:Eukaryota; D005243:Feces / Q000382:microbiology; D005517:Foodborne Diseases / Q000175:diagnosis; D006801:Humans; D008297:Male; D010272:Parasitic Diseases / Q000175:diagnosis; D057096:Shellfish Poisoning