Stiffness and swelling Many scleroderma patients have hand stiffness and swelling that is worse in the morning and improves with activity throughout their day.
[creakyjoints.org]
[…] disorders, including scleromyxedema, scleredema, nephrogenic systemic fibrosis, eosinophilic fasciitis, chronic graft-versus-host disease, porphyria cutanea tarda, diabetic stiff-hand
[ncbi.nlm.nih.gov]
[…] that become stiff and puffy Finger color changes are caused by spasm and narrowing of blood vessels.
[hopkinsscleroderma.org]