Consider the following medical report that includes the patient's historical health records. Use it to predict the disease that the patient is high likely exposed to. 

 Medical Report: allergies:gold-?blisters in lung. meds:multiple arthritic meds. present hx:onset palpitations . had palpitations w previous gib. presented to ew after work (secretary for opthomologhy service). ew-hct 26.5 down from baseline 31. not orthostatic. #1 urbc up. admitted to ccu (micu border) for further observation w egd in am. o:cv=hemody stable. gi=npo for egd in am. wo stool. heme=#2 urbc up @ 0330. repeat hct after completion of rbc. activity=oob to bathrm. not orthostatic. a:stable awaiting egd. p:complete #2 urbc-reck hct afterwards. contin present management. support as indicated. procedure: esophagogastroduodenoscopy [egd] with closed biopsy transfusion of packed cells diagnoses: anemia, unspecified unspecified essential hypertension other specified cardiac dysrhythmias chronic or unspecified gastric ulcer with hemorrhage, without mention of obstruction rheumatoid arthritis precipitous drop in hematocrit unspecified analgesic and antipyretic causing adverse effects in therapeutic use other specified gastritis, with hemorrhage 

Answer: The patient is high likely exposed to