retsessiivselt pärilik ekskretoorsete näärmete haigus (lima-, higi-, bronhiaal-, soole- ja pankreasenäärmed), millele on omased pankrease, soole ja bronhide näärmejuhade sidekoestumine, sümptomiteks me­koo­niumiileus, rasv­diarröa ja vaegtoitumus ning bronhiaalnäärmetest erituva sitke lima tekitatud bronhiidid ja kopsupõletikud, higis naatriumi ja kloriidide kontsentratsiooni tõus, an inherited autosomal recessive disorder of the exocrine glands, causing those glands to produce abnormally thick secretions of mucus, elevation of sweat electrolytes, increased organic and enzymatic constituents of saliva, and overactivity of the autonomic nervous system, a hereditary disease prevalent especially in Caucasian populations that appears usually in early childhood, is inherited as an autosomal recessive monogenic trait, involves functional disorder of the exocrine glands, and is marked especially by faulty digestion due to a deficiency of pancreatic enzymes, by difficulty in breathing due to mucus accumulation in airways, and by excessive loss of salt in the sweat