fig3
![Nivolumab-induced severe bullous pemphigoid in a patient with renal cancer: a case report and literature review](https://image.oaes.cc/a61ed59b-fd31-43ca-98eb-63fc65ed3292/3728.fig.3.jpg)
Figure 3. Direct immunofluorescence showed clearly positive staining for IgG in the basement membrane zone (A), and a faint positive IgA staining (B)
Figure 3. Direct immunofluorescence showed clearly positive staining for IgG in the basement membrane zone (A), and a faint positive IgA staining (B)
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