A 26 year old man presents with foul smelling greasy diarrhea, bloating, and abdominal cramps for 1 week after returning from a backpacking trip where he drank water from mountain streams. He has no fever or blood in the stool. Which of the following organisms is the most likely cause of this illness?
- A)Cryptosporidium parvum
- B)Clostridioides difficile
- C)Giardia lambliaGABARITO
- D)Entamoeba histolytica
- E)Vibrio cholerae
Explicação
Giardia lamblia is correct. Giardia causes malabsorptive steatorrhea with bloating and foul smelling greasy stools after ingestion of contaminated freshwater. It is a flagellated protozoan that can be especially problematic in patients with IgA deficiency. Ver explicação completa e trilha adaptativa →