scholarly journals Calcinosis cutis in limited cutaneous systemic sclerosis

QJM ◽  
2021 ◽  
Author(s):  
Sumantro Mondal ◽  
Debanjali Sinha ◽  
Alakendu Ghosh

Abstract Soft tissue calcification is seen in some rheumatological diseases, including systemic sclerosis. We herein present a clinical image of calcinosis cutis of finger pulps and its characteristic radiographic image in a patient with limited cutaneous systemic sclerosis.

Rheumatology ◽  
2021 ◽  
Author(s):  
Kyle A. Burgess ◽  
Ariane L. Herrick ◽  
Rachel E. B. Watson

Abstract Calcinosis cutis, defined as sub-epidermal deposition of calcium salts, is a major clinical problem in patients with SSc, affecting 20–40% of patients. A number of recognized factors associated with calcinosis have been identified, including disease duration, digital ischaemia and acro-osteolysis. Yet, to date, the pathogenesis of SSc-related calcinosis remains unknown, and currently there is no effective disease-modifying pharmacotherapy. Following onset of SSc, there are marked changes in the extracellular matrix (ECM) of the skin, notably a breakdown in the microfibrillar network and accumulation of type I collagen. Our hypothesis is that these pathological changes reflect a changing cellular phenotype and result in a primed microenvironment for soft tissue calcification, with SSc fibroblasts adopting a pro-osteogenic profile, and specific driving forces promoting tissue mineralization. Considering the role of the ECM in disease progression may help elucidate the mechanism(s) behind SSc-related calcinosis and inform the development of future therapeutic interventions.


The Lancet ◽  
2021 ◽  
Vol 397 (10272) ◽  
pp. 409
Author(s):  
Ole Hudowenz ◽  
Philipp Klemm ◽  
Uwe Lange ◽  
Ulf Mueller-Ladner

2021 ◽  
pp. jrheum.201389
Author(s):  
Tal Gazitt ◽  
Joy Feld ◽  
Devy Zisman

Calcinosis or dystrophic soft-tissue calcification occurs in damaged/devitalized tissues in the presence of normal calcium/ phosphorus metabolism.1 It is a known complication of connective tissues diseases, especially juvenile dermatomyositis and systemic sclerosis (SSc), and may be localized or widespread.2


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