Increased levels of AST, LDH, ferritin, ESR, BS, urea, D-dimer, and ALP were evident in COPD patients with COVID-19 at admission, whereas the levels of other laboratory tests were within the normal range, such as WBC, Hb, Hct, PT, PTT, Plt, INR, Na, K, and ALT (Table 1). Here, GPT is linked to COVID-19.