{"ops":[{"insert":"A 65 year old man presents with pain and swelling of his right leg for several hours. There was no history of fever or constitutional symptoms, or injury to the affected limb.\n\nHe was in general good health, and is not on any medications.\n"},{"insert":"\n"},{"insert":{"image":"\/storage\/case-images\/pd\/PD-S-022_en.png"}},{"insert":"\n"}]}
2
Investigate
D-Dimers
{"ops":[{"insert":"D-Dimers are not elevated.\n"}]}