2 doctors agreed: CFTR: Cystic fibrosis is caused by a mutation of the cftr gene, or cystic fibrosis transmembrane regulator, on chromosome 7. Cftr works as a chloride ion channel which helps to regulate chloride and sodium movement in your lungs and sweat ducts. ...Read more.
1. JKJones (Pharmacist (Verified)) - 11 / 08 / 2010. Desquamation is the natural shedding and peeling of the outermost layers of the skin. When there is damage to the skin or this process is interrupted or changed, there may be additional shedding and peeling.
leukoderma - a congenital skin condition characterized by spots or bands of unpigmented skin. lichen - any of several eruptive skin diseases characterized by hard thick lesions grouped together and resembling lichens growing on rocks. livedo - skin disorder characterized by patchy bluish discolorations on the skin.