Case Study#1    1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19   Break Point What are possible causes for odynophagia in this patient? (See Page 6 for Answers) What is the differential diagnosis in this immunosuppressed patient for abdominal pain, fever, diarrhea? (See Page 6 for Answers) Which viral or bacterial pathogens should be considered as causes for this patient's symptoms? (See Pages 6 & 7 for Answers) Is malignancy likely in this patient? Which type of tumor is most common? (See Page 18 for Answers) What would be your initial laboratory or other diagnostic evaluation? (See Pages 3 & 7 for Answers)