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Left posterior basal segmental artery

Arteria segmentalis basalis posterior sinistra · Levá zadní bazální segmentová tepna

Heart & arteries

Looks like

A pulmonary artery branch running down into the lowest back segment of the lower lobe.

What it does

Brings oxygen-poor blood to the back of the lung base.

Keeping it well

A common place for clots to lodge, as blood flow is greatest at the base. Seen on CT pulmonary angiography.

Related conditions