Figure 4
From: Perianal squamous cell carcinoma in-situ: a report of two human papilloma virus-negative cases
A well-demarcated red-brown plaque in superior intergluteal cleft.
Figure 4 | Cases Journal
From: Perianal squamous cell carcinoma in-situ: a report of two human papilloma virus-negative cases
A well-demarcated red-brown plaque in superior intergluteal cleft.
