Jamie-Lynn Sigler recently celebrated her son Beau's release from the hospital after a 33-day battle with acute disseminated encephalomyelitis (ADEM), a rare autoimmune condition that typically affects children and can follow a viral infection. In an emotional Instagram post, the actress described the ordeal as a 'nightmare' that began with what appeared to be a normal virus before escalating into severe symptoms that required hospitalization. Sigler expressed immense gratitude towards the staff at Dell Children's Hospital in Texas, praising their dedication and care throughout the challenging experience. She reflected on the emotional toll of the situation, stating, 'To say this has been hard is an understatement, and I’ve never felt more broken,' while also acknowledging the overwhelming love and support from friends and family. Beau, who turns 11 on August 28, was seen joyfully exiting the hospital, high-fiving staff members who celebrated his recovery. Sigler's openness about her son's health struggles has shed light on ADEM, raising awareness about the condition and its impact on families.