“…Strong and overwhelming negative emotions arose from having a sibling diagnosed with a chronic illness, including sadness, anger, embarrassment, guilt, self-blame, helplessness, and loneliness (Bursnall et al, 2018; D’Urso et al, 2017; Ejerkov et al, 2015; Kroner et al, 2018; Lobato et al, 2005; Nabors & Liddle, 2017; Plumridge et al, 2011; Prchal & Landolt, 2012; Velleman et al, 2016; Williams et al, 2009). Fear, shock, and worry (Christofferson et al, 2020; Nabors et al, 2019) were experienced when limited information was received from family and health care professionals about the diagnosis (D’Urso et al, 2017). HS also experienced loss of belonging and security due to the feeling of vulnerability (Bursnall et al, 2018; Long et al, 2015).…”