{"ops":[{"insert":"A 82 year old man presents with pain and swelling of his right knee for 1 year, resulting in difficulty in walking. He also noticed a mass in the same knee 6 months ago, which has gradually increased in size over time.\n\nHe was diagnosed with type 2 diabetes mellitus 10 years ago, which is currently well controlled. An HbA1C last month was 5.5%. His surgical and family histories are unremarkable.\n\nHe does not smoke or use recreational drugs, but drinks socially.\n"},{"insert":"\n"},{"insert":{"image":"\/storage\/case-images\/pd\/PD-M-067_en.png"}},{"insert":"\n"}]}
2
Investigate
X-Ray R/Knee Joint
{"ops":[{"insert":"Radiography of right knee joint reveals a mass in close proximity to the joint, and abnormal calcification of the menisci. The joint space appears normal.\n"}]}
MRI R/Knee Joint
{"ops":[{"insert":"MRI imaging of the right knee joint reveals a 4 x 4 x 1.5 cm mass in the medial parapatellar joint space, with both marginal calcifications, and irregular calcifications throughout.\n"}]}
