Question

what is an aka for scleroderma?
cle
sclerotic collagen disease
systemic collagen disease
pss

Explanation:

Scleroderma is also known as Progressive Systemic Sclerosis (PSS). CLE stands for Cutaneous Lupus Erythematosus. Sclerotic Collagen Disease and Systemic Collagen Disease are not common alternative names for Scleroderma.

Answer:

PSS