In congenital dystrophic variety of epidermolysis bullosa, mutation is seen in the gene conding for: (A) Laminin 4, (B) Co11agen type 7, (C) Alpha 6 integerin, (D) Keratin 14
Answer is B. Dystrophic epidermolysis bullosa - collagen type VII Epidermolysis bullosa simplex -keratin 14 Junctional epidermolysis bullosa is an inherited disease affecting laminin and collagen . page no. 287. Reference IADVL's concise textbook of dermatology