{"ops":[{"insert":"A 22 year old man presents with pain and swelling of his right knee for 2 weeks. The pain worsens with weight bearing. There is no history of trauma.\n\nHe was prescribed ciprofloxacin for an urinary tract infection around 3 weeks ago. His medical history is otherwise unremarkable.\n\nHe is sexually active,\n"},{"insert":"\n"},{"insert":{"image":"\/storage\/case-images\/pd\/PD-M-022_en.png"}},{"insert":"\n"}]}
2
Investigate
X-Ray R/s Knee Joint
{"ops":[{"insert":"Anteroposterior, lateral and axial patellar images are obtained. These are only significant for mild soft tissue swelling and a moderate effusion.\n"}]}
R/s Knee Joint Aspiration
{"ops":[{"insert":"Appearance: turbid\nWBC: 7,000\/mm3 (\u003C 200)\n\tPMN: 80% (\u003C 20%)\nGlucose: 70 mg\/dl (normal: within 10 mg\/dl of serum glucose)\nProtein: 4 g\/dl (1 - 3)\nGram stain: no organisms\nCrystals: not seen\nRandom plasma glucose: 80 mg\/dl\n"}]}
