Refractory pruritus responds to dupilumab in a patient with TTC7A mutation by Yassaman Alipour Tehrany, MD, Louis Marois, MD, Caroline Colmant, MD, Valérie Marchand, MD, Victor Kokta, MD, Jérôme Coulombe, MD, Danielle Marcoux, MD, Elie Haddad, MD, PhD, Catherine McCuaig, MD