Fibrosis and Mucoviscidosis

Fibrosis noun - Development of excess fibrous connective tissue in an organ.

Mucoviscidosis and fibrosis are semantically related. In some cases you can replace term "Mucoviscidosis" with "Fibrosis", this nouns are similar.

Mucoviscidosis noun - The most common congenital disease; the child's lungs and intestines and pancreas become clogged with thick mucus; caused by defect in a single gene; no cure is known.

Fibrosis and mucoviscidosis are semantically related. You can use "Fibrosis" instead a noun "Mucoviscidosis".