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.
Baylor College of Medicine and the Veterans Affairs Medical Center, Houston, Tex, USA.
A R
AR
Bouckenooghe
B J
BJ
Marino
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