For three years a 31-year-old woman has been complaining of pain and swelling of her radiocarpal and metacarpophalangeal articulations and their reduced mobility in the morning, which persisted up to 1.5 hours. Two weeks ago she developed pain, swelling, and reddening of her knee joints, her body temperature increased up to 37.5°C. The treatment was untimely. Examination of the internal organs revealed no pathologic alterations. Diagnosis of rheumatoid arthritis was made. What changes are most likely to be visible on the arthrogram?

Answer options

1. Joint space narrowing, usuration
2. Epiphyseal osteolysis
3. Joint space narrowing. subchondral osteosclerosis
4. Cysts in the subchondral bone
5. Numerous marginal osteophytes

Explanation

For three years a 31-year-old woman has been complaining of pain and swelling of her radiocarpal and metacarpophalangeal articulations and their reduced mobility in the morning, which persisted up to 1.5 hours Two weeks ago she developed pain, swelling, and reddening of her knee joints, her body temperature increased up to 375°C. “The treatment was untimely. Examination of the internal organs revealed no pathologic alterations. Diagnosis of rheumatoid arthritis was made. What changes are most likely to be visible on the arthrogram?An arthrogram is an X-ray image or picture of the inside of a joint (e.g., shoulder, knee, wrist, ankle) after a contrast medium (sometimes referred to as a contrast agent or “dye”) is injected into the joint.