Prolonged Use of Noninvasive Ventilation in COVID-19 Geriatric Patients with Acute Respiratory Failure, can it be Tolerated? Orizanov Mahisa1*, Bambang Pujo Semedi2, Edward Kusuma2 Abstract We report six cases of the use of Non-invasive ventilation (NIV) in the COVID-19 geriatric patients with acute respiratory failure. The one case continued with