failed pip tribunal

i was awarded pip in 2013 iwas awarded 8 points for daily living,i was also awarded 10 points for mobility for an indefinate period i was asked too attend a medical assessment in december 2017.the assesor scored me o points after having 2 benign tumors in my left foot,and gunyons canal syndrome in my left hand ,also copd.my partner helped me to dress cut up my food and helped me in the shower ,sadly she passed away at home in march 2017. i have too do everything with my right hand ,as my left hand is my dominant hand.i asked for a mandatory reconsideration which was still unchanged ,my condition has not changed,meaning its still the same as 2013[hasnt got better nor worse ]went too tribunal today doctor was the same one who assesed me for esa in the support group .gave me a grilling ,dwp lady was the same after 35 minutes decisiont time 2 points prepairing food,2 for washing and bathing 2 points for dressing & undressing,and 4 points for mobility [10 points in total ]nothing for trying to cut up food with one hand