ABSTRACTThis report describes a three‐year‐old male domestic longhaired cat which was presented with generalised pruritus, alopecia and ulcerative dermatitis. All four feet showed evidence of nail shedding and there was widespread scarring of the skin of the back. Clinicopathological investigations suggested a mechanobullous disease. The condition was unresponsive to attempted medical therapy which included antibiotics, glucocorticoids and vitamin E supplementat