Severe asthma is asthma that, despite patient adherence requires high-dose ICS + LABA and/or additional controller medication, or requires OCS to prevent it from becoming uncontrolled or that remains uncontrolled despite this therapy.
by Beth Lewis 
Management of Hemoptysis presented by Gustavo Cumbo Nacheli, MD, Interventional Pulmonology / Critical Care Division, Spectrum Health Medical Group, Grand Rapids, Michigan
by 