| Thirteen patients relapsed after positive response to therapy and developed tumors at pre-existing or new sites within the body. |
| Ten out of the eleven patients relapsed after discontinuing MPA against medical advice. |
| One patient relapsed upon discontinuation of clarithromycin therapy but has since responded to re-initiation of treatment. |
| If patients relapsed, they were crossed over to the other treatment regimen. |
| In one study, arsenic trioxide was given to patients who relapsed after achieving remission with ATRA and chemotherapy. |
| The four kingdoms soon relapsed into paganism, and initially only Kent was reconverted. |
