11 September 2021>: Articles
Rare diseaseHiroyuki Sawada A* , Kazuhiro Toyota A , Masahiro Ikeda A , Keishi Hakoda A , Ryuichi Hotta A , Masashi Inoue A , Ichiro Ohmori A , Tadateru Takahashi A
Am J Case Rep 2021; 22:e932764
Figure 2. A probe was passed through the anal skin into the rectum (A). An incision was made in the anal skin (B). The index finger was inserted into the anus (C). The anus was confirmed to be unobstructed (D).