SEVERE CAP = one major or three minor 

HCAP is OUT!!!!

Treatment duration is at least 5 days 

Reference: 

Metlay JP, Waterer GW, et al. Diagnosis and Treatment of Adults with Community-acquired Pneumonia. An Official Clinical Practice Guideline of the American Thoracic Society and Infectious Diseases Society of America. Am J Respir Crit Care Med. 2019 Oct 1;200(7):e45-e67.