Ct Imaging

medical imaging

The black turbinate sign describes a CT or nasal imaging pattern where the normally visualized turbinate appears dark or absent compared with expected soft-tissue density. Rathe...

Injury & Trauma

Diffuse axonal injury (DAI) is typically a clinical diagnosis supported by MRI, not CT. On noncontrast CT, DAI may appear normal or show subtle signs such as small punctate hemo...

medical imaging

Ground glass opacity (GGO) describes a hazy area on imaging that partially obscures underlying lung structures while still allowing visualization of vascular and bronchial marki...