{"ops":[{"insert":"A 60 year old man with a history of intermittent rectal bleeding for several months is admitted after his hemoglobin level is found to be 5.5 g\/dL. He is not bleeding at the time of admission.\n\nA single unit of packed red cells is transfused cautiously over 4 hours, with a single dose of furosemide administered mid-transfusion.\n\nHalf an hour after the transfusion he started to complain of breathlessness, fever and profuse sweating.\n"},{"insert":"\n"},{"insert":{"image":"\/storage\/case-images\/pd\/PD-M-193_en.png"}},{"insert":"\n"}]}
2
Investigate
Chest X-Ray
{"ops":[{"insert":"Bilateral pulmonary infiltrates are noted. The cardiac silhouette appears normal.\n"}]}
Arterial Blood Gases
{"ops":[{"insert":"FiO2: 60% (on oxygen via face mask)\nPO2: 60 mmHg\nPCO2: 35 mmHg\npH: 7.36\nHCO3-: 22 mmol\/l\nSaO2: 83%\n"}]}