Also known as: CHF
Frankie is status 1a for heart transplant after LVAD implantation. She receives a donor heart that fails, then a second transplant is allocated to her sister instead. She ultimately dies from cardiovascular collapse during attempted stabilization.
Also known as: Heart transplant rejection
Ivy is in rejection of her previously transplanted heart and listed as status 1b. She deteriorates with heart failure and ultimately receives the second donor heart intended for her sister Frankie, with successful transplant.
Also known as: Immune deficiency disorder
Braden has no immune system and is being treated with experimental targeted gene therapy using deactivated HIV virus. He develops a viral infection and deteriorates. Parents ultimately withdraw consent for the experimental treatment.
Also known as: Hit-and-run injuries
Sam was hit by a truck while walking cross-country, sustaining a femur fracture that transected his femoral artery, causing massive blood loss into his thigh. He requires vascular repair and external fixation, and develops compartment syndrome.
Derek operates on a spinal schwannoma that extends into the retropleural space and involves the great vessels, presenting a complex surgical case.
Also known as: Unplanned pregnancy
April reveals to Jackson that she is pregnant at the end of the episode, which creates major conflict given their ongoing disagreement about faith and religion.