Reporter Country | Year | Gender | Age | Histology | Previous therapy | Patient Time to regression | Outcome | Mechanism |
---|---|---|---|---|---|---|---|---|
 |  |  |  |  |  | Period of regression |  |  |
Robinson et al. [2] Australia* | 2001 | Female | 54 | Mixed | No | 3 months | Died | Immunological reaction? |
 |  |  |  | (with lymphoid infiltration) | Unknown |  |  | |
Pilling et al. [3] UK** | 2007 | Male | 58 | Epithelioid | Surgery | Unknown | Survival without relapse | Host response |
 |  |  |  | (with inflammatory response) | 7 years |  |  | |
Allen RKA [4] Australia** | 2007 | Female | 61 | Epithelioid | No | 6 months | Survival without relapse | Immunological reaction? |
 |  |  |  | (poorly differentiated) | 5 years |  |  | |
The present case Japan** | 2009 | Male | 73 | Epithelioid | Surgery | 4 months | Survival with re-relapse | Â |
 |  |  |  |  | Chemotherapy | 29 months | Complementary and alternative therapy? |