Reference no: EM132536892

A 57-year old insurance agent presented at his doctor's office with a constant burning pain in his abdominal region, a few inches above the navel. The pain usually followed meals by about 1-3 hours. He has noticed increased bouts of heartburn and burping. He stated that a few of his bowel movements were darker than usual and "tar-like".

On physical examination, the patient had no fever. He appeared generally well. He had no evidence of weight loss. He showed slight tenderness in the upper abdomen. The patient history revealed that he was married and recently traveled to New York and LA for business.

-What would your diagnosis in this case be and what is the causative agent?

-Describe the pathogenicity for this organism and state how its virulence factors aid in causing disease.

-Why does the immune system have difficulty clearing this infection (state two ways it evades immune response)?

-How would you treat the patient?