Giardia lamblia
Giardia lamblia
Parasitología
Protozoos
Gusanos
Diphyllobothrium latum
Echinococcus granulosus (Hydatid disease)
Ancylostoma duodenale and Necator americanus
Angiostrongylus (Eosinophilic meningitis)
Anisakis
Ascaris lumbricoides
Enterobius vermicularis (Pinworm)
Guinea worm (Dracunculiasis)
Loa loa (Eye worm)
Onchocerca volvulus (River blindness)
Strongyloides stercoralis
Toxocara canis (Visceral larva migrans)
Trichinella spiralis
Trichuris trichiura (Whipworm)
Wuchereria bancrofti (Lymphatic filariasis)
Clonorchis sinensis
Paragonimus westermani
Schistosomes
Flashcards
Giardia lamblia
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Preguntas
Preguntas del estilo USMLE® Step 1
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An 82-year-old woman presents to the emergency department because of large-volume diarrhea for the past three days. The patient has had at least five watery bowel movements per day. She has not had any blood in the stool. Medical history is notable for hypertension, osteoarthritis, and a recent episode of aspiration pneumonia, for which she was prescribed clindamycin. Vitals are unremarkable. Mucous membranes appear dry. No focal tenderness is elicited with palpation of the abdomen. Which of the following is the most likely cause of this patient’s symptoms?
Aspectos destacados
en inglés
Giardia lamblia is a protozoan parasite that causes the diarrheal disease giardiasis. It classically affects campers and hikers after contaminated water, causing symptoms like bloating, foul-smelling diarrhea, and flatulence. It is treated with antibiotics, and its prevention includes good hygiene practices and prompt treatment of water supplies that may be contaminated with Giardia.