CTCAE Grade 1 Gamma-Glutamyl Transpeptidase

Asymptomatic radiographic findings only

Mild pain not interfering with function

Asymptomatic radiographic findings only

Primary repair of injured organ/structure indicated

Asymptomatic, radiographic findings only

Asymptomatic, radiographic findings only (e.g., asymptomatic rib fracture on plain x-ray, pelvic insufficiency fracture on MRI, etc.)