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Left medial basal segmental artery

Arteria segmentalis basalis medialis sinistra · Levá mediální bazální segmentová tepna

Heart & arteries

Looks like

A branch of the lower-lobe pulmonary artery for the inner part of the lung base, next to the heart.

What it does

Carries blood to the medial basal lung segment; on the left it usually shares a stem with the anterior basal artery.

Keeping it well

Segmental clots here are small but can still cause pleuritic chest pain; CT shows them.

Related conditions