Epidermolysis Bullosa, Junctional 5b, with Pyloric Atresia, also known as junctional epidermolysis bullosa with pyloric atresia, is related to epidermolysis bullosa with pyloric atresia and epidermolysis bullosa, junctional 6, with pyloric atresia. An important gene associated with Epidermolysis Bullosa, Junctional 5b, with Pyloric Atresia is ITGB4 (Integrin Subunit Beta 4), and among its related pathways/superpathways are ERK Signaling and Signal Transduction. Affiliated tissues include skin and kidney, and related phenotypes are nausea and vomiting and intestinal atresia