Evening rise temperature. Tuberculosis?

Respected Dr, my mom got covid +ve wd CT value 27.6 in True at. Symptoms was only low grade fever never exceed 99.6 & after 8 day protocol medicines temp was still coming 99. 2 approx in afternoon / evening .so Dr started low dose medrol 4mg bd 3 day* , 4mg of next 3 days* . Now She is doing all daily activities normally no such marked prblms but temp still reach 99 / 99.1 in evening . Her HRCT is done on 3rd of symptom (only low fvr) CORAD score 01 but report says _ " A sublpeural nodule wd calcific foci wdin is seen in apical segment of Rt. Upper lobe likely partial voluming  " Sir is D's evening slight temp rise  related to dormant tuberculosis ? She has no cough no night sweating , no loss of appetite . Only back pain on exertion