My brother had fever and throt infection on 25 apr,Got tested for covid on 29 apr nd result was negtive but sympotoms were same fever upto 100 or 101 and nw tested postive on 2 may... Spo2 is 93 -94 and
ct chest on 2 may is 0/25.
crp 10mg/l
From which day we should strt counting covid... Nd by what time this will end