ACE2 and COVID-19: Elevated C-reactive protein during acute COVID-19 also predicted neurological complications 9–13 weeks post-COVID-19.40 Moreover, 42 patients were studied 3–6 months post-COVID-19 and 4% of them had a persistent inflammatory response evident by elevated C-reactive protein, while 17% showed increased angiotensin-converting enzyme 2 concentrations.41