What is a pencil-in-cup deformity?
Share on Pinterest ‘Pencil-in-cup deformity is a rare bone disorder. An X-ray of this deformity shows the affected bone with the end of the bone eroded into a sharpened pencil shape. This “pencil” has worn away the surface of an adjoining bone into a cup shape. ‘
What is Mutilans deformity?
Arthritis mutilans, or pencil-in-cup deformity, is a rare form of psoriatic arthritis. It typically affects your fingers and toes, deforming and curling them. Read on to learn more about this condition including its causes, symptoms, diagnosis, and treatment.
What does psoriatic arthritis look like on a bone scan?
Characteristics of PsA on radiologic imaging might include joint erosions, joint space narrowing, and bony spurs. Imaging might also show other deformities, including a pencil-in-cup deformity and a telescoping appearance, which, while rare, can be seen in the hands and feet of a person with severe PsA.
What does psoriatic arthritis look like on MRI?
The MRI findings of psoriatic arthritis include enthesitis, bone mar- row edema, and periostitis accompanying articular or flexor tendon sheath synovitis in the early stage accompanied by destructive and proliferative bony changes, subluxation, and an- kylosis in the late stage.
Does psoriasis lead to lupus?
Psoriasis and lupus are both autoimmune conditions that can cause skin problems. Although there are some similarities between them, these conditions have different causes and symptoms. Lupus is more severe than psoriasis. It is rare to have both lupus and psoriasis, but it is possible.
What is sausage digit?
Everybody gets swollen fingers or toes sometimes. When your fingers or toes are so puffy that they look like sausages — and they hurt, too — you need to see your doctor. You could have a type of inflammation called dactylitis, or sausage digits. It can damage your fingers if you don’t get the right treatment.
Are inflammatory markers raised in psoriatic arthritis?
Background CRP and ESR are the most commonly and probably the most studied inflammatory markers among patients with inflammatory arthritis. In contrast to rheumatoid arthritis, however, these markers are raised in less than 50% of people with psoriatic arthritis (PsA).
Is psoriatic arthritis worse than rheumatoid?
A study published in 2015 in the journal PLoS One found that the overall pain, joint pain, and fatigue reported by psoriatic arthritis patients was significantly greater than that reported by people with rheumatoid arthritis.
What is the most severe form of psoriatic arthritis?
Arthritis Mutilans This is the most severe and rarest type of psoriatic arthritis. Fewer than 1 in 20 people have this pattern. It damages the small joints and tissues in the ends of your hands and feet. It may shorten your fingers and toes because of bone loss in the joints.
What is pencil-in-Cup deformity in psoriatic arthritis?
Pencil-in-cup deformity is the description given to one of the appearances on plain radiograph in psoriatic arthritis. The appearance results from periarticular erosions and bone resorption giving the appearance of a pencil in a cup. Although classically described with psoriatic arthritis,…
What is a pencil in a cup deformity?
“Pencil-in-cup” describes what the affected bone looks like in an X-ray: The end of the bone has eroded into a sharpened pencil shape. This “pencil” has worn away the surface of an adjoining bone into a cup shape. Pencil-in-cup deformity is rare.
What is pencil-in-Cup arthritis?
The term “pencil-in-cup” describes what is seen in imaging in a bone affected by psoriatic arthritis mutilans. X-rays from this type of destruction show damaged bone where the end of that bone has been eroded into a shape that appears pointy and sharpened like a pencil.
Which radiographic findings are characteristic of psoriatic arthritis?
The pencil-in-cup deformity is a common radiographic feature of psoriatic arthritis. See article for more information.