Case Study - Haematology caseCreated by:
A young gentleman, with Acute myleoid leukemia, around day 19 post bone marrow transplantation, complainted of worsening epigastric/retrosternal pain, reflux symptoms, on-going nausea with few occasion of vomitting for the last 1 week. Cardiac work ups for him were all unremarkable. Initially, he was given proton pump inhibitor once a day dose, with no improvement. The proton pump inhibitor dose was increased to twice daily dose, with minimal impact on the symptoms. He was referred for a gastrosocpy for further investigation for his on-going upper gastrointestinal symptoms. During the gastroscopy, a few oesophageal ulcers were detected on his lower oesophagus. Biopsy from the ulcer edge was taken. What will you differential diagnosis for the oesophageal ulcer ????