The nurse is caring for an adult male diagnosed with a peptic ulcer.The nurse states that the most likely causative agent is:

Question

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Helicobacter pylori is a bacterium commonly associated with the development of peptic ulcers. Cryptococcus is a fungus that may cause infections in immunocompromised individuals. Pneumocystis carinii is a type of fungus that may cause pneumonia in immunocompromised individuals. Mycobacterium avium is a bacterium that may cause infections in immunocompromised individuals, particularly those with HIV/AIDS. None of these agents are directly associated with the development of peptic ulcers.

The Nurse Is Caring for an Adult Male Diagnosed with a Peptic