Tocilizumab-induced inflammatory flare in Takayasu arteritis: a case report with exploratory mechanistic findings of Fcγ receptor involvement
BackgroundTo report a refractory Takayasu arteritis (TAK) patient who developed a severe inflammatory flare after tocilizumab (TCZ) therapy and explore the underlying mechanism.Case presentationA 21-year-old female with active TAK received TCZ after in…