From: Anal extraskeletal osteosarcoma in a man: a case report and review of the literature
Author (Year) Reference number
Anatomic site
Age (year)
Gender
McIntyre et al. (1982) [10]
Esophagus
70
M
Erra et al. (2010) [9]
74
Nojima et al. (1986) [13]
Jejunum
23
Shimazu et al. (2001) [11]
Transverse colon
53
F
Iannaci et al. (2013) [12]
Rectum
81
Current case
Anal canal