All are true about Kerley B line except –
Kerley's B lines are transverse (Horizontal) lines at lung base. These are due to thickening of interlobar septa due to edema caused by pulmonary venous hypertension (congestion) as occurs in LVF or mitral stenosis.
Horizontal
Runs from hilar area to peripheral area
Due to thickening of septa
Due to pulmonary venous hypertension