Same here. Mine trended up over the last couple of treatments and beyond, up to a high in the 190's a couple months after chemo was over. It came down slowly over the next few months.
Rectal Cancer Stage 3A 10-22-2015 T2N1M0
Start Chemo radiation 11/2015
LAR TME w/ total hysterectomy 3/14/2016 pT2N1M0 No ileo, straight connect
Start Xelox 4/21/16 1 week on/1 week off
Switch to Xelox 2 weeks on/1 week off 6/1/2016
Supplements: Curcumin, PSK, Celixicob, Cimetidime, Glutamine, L-Acytel Carnitine, Vit D, Vit B6, Vit B12, magnesium, calcium, aspirin, metformin, modified citrus pectin