subject coded jackson , peter laboratory values not within normal limits follow test : normal : value hematoc : 38-54 : 21 initial 25 repeat 29 repeat 33 repeat 37 repeat bun : 10-20 : 50 counts retic : 1 : 6 blood smear shows many immature erythrocyte forms test : normal : value pro time : l2 : 12 blood ph : 7.40 : 7.31 sgot : 40 : 75 sed rate : 9 : 29 amylase : 70-200 : 450 some of the results were easy to understand , others were not .