QuestionSBA
QuestionChoice
Patella fracture would result in more sudden-onset, acute pain, and is usually associated with a history of trauma. It is unlikely that the patient would be able to walk. The X-ray findings are also not consistent with those of a fracture.
10004512
b
Patella fracture
QuestionChoice
Gout is a form of inflammatory arthritis, which has an acute onset of pain, swelling, redness and heat of the affected joint. X-ray findings in gout are usually normal, and blood tests and sometimes synovial fluid analysis can be used to support the diagnosis.
10004513
c
Gout
QuestionChoice
Osteoporosis is a systemic skeletal condition characterised by low bone mass and is most common in post-menopausal women. It most commonly results in vertebral, hip or forearm fractures. X-ray features of osteoporosis include increased radiolucency and cortical thinning.
10004514
d
Osteoporosis
QuestionChoice
Rheumatoid arthritis is a systemic condition that primarily affects the joints. Joint pain and swelling are worse after periods of rest, and usual X-ray findings include osteopenia near the joint and soft tissue swelling.
10004515
e
Rheumatoid arthritis
QuestionChoice
This is a set of findings characteristic of osteoarthritis. Breakdown of joint cartilage and underlying bone results in painful, stiff and often swollen joints. X-ray findings are used to confirm the diagnosis, and include those listed above.
10004511
a
Osteoarthritis
Concept
Chapter
2693
3766
Osteoarthritis
Topic
145
Orthopaedics
13449
A 72-year-old man presents to his GP with chronic knee pain and stiffness that worsens upon exertion. The GP orders a plain X-ray, which shows osteophytes, sub-periosteal cysts, sclerosis and loss of joint space.

Which of the following is the most likely diagnosis?
a