The cause of King Charles’ sausage fingers (and toes) have been much debated. Could they due to dactylitis, and psoriasis-related?
MyHSN thinks dactylitis is the most likely diagnosis. This is most commonly associated with psoriatic arthritis. But it can be associated with all of the spondyloarthropathies. These include:
- Ankylosing spondylitis
- Inflammatory bowel disease-related polyarthritis
- Reactive arthritis
- Reiters Syndrome.
Dactylitis must be distinguished from other causes of joint swelling. Dactylitis is the swelling of an entire digit – finger or toe – rather than just part (e.g. a joint) of a finger or toe.
Usually, the affected digit is most swollen in the middle and less swollen at the ends, giving it cigar-shaped appearance.
What is your diagnosis or differential diagnosis?
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