septal lines

sep·tal lines

radiographic images of thickened interlobular septa, most often along the lateral border of lung, extending to pleura; Kerley A and B lines; usually caused by septal edema and fibrosis, also carcinomatosis.
References in periodicals archive ?
High-resolution CT of the chest in PVOD is characterized by 1) centrilobular ground-glass opacities, 2) septal lines, and 3) mediastinal lymphadenopathy.
Recognition of septal lines (usually central Kerley A lines rather than Kerley B lines) is key to the diagnosis.
Two lesions, anterior and septal lines, were then placed in the right atrium using the REVELATION T-Flex 16-3 microcatheter.