Vasculature of the Thorax

Overview

The thoracic vasculature provides essential blood supply to the thoracic organs and acts as a major conduit between the systemic and pulmonary circulations. This section introduces the main arterial and venous pathways within the thorax.

Key Structures

Topics include the aorta, describing its course and major branches, and the superior vena cava, including its formation and tributaries.

Clinical Relevance and Learning Focus

Understanding thoracic vessels is vital for interpreting mediastinal imaging, recognising vascular emergencies, and assessing conditions such as aneurysms, obstruction or venous congestion.

+ Read more

The Thoracic Wall

Anterior view of the superior vena cava in the thorax.

The Superior Vena Cava

Popular

Illustration of the second layer of the plantar muscles, highlighting the quadratus plantae and lumbricals in the human foot.
Encyclopaedia

Quadratus Plantae

by Sanya Trikha

Diagram illustrating the course and supply of the buccal nerve as it emerges between the heads of the lateral pterygoid muscle.
Encyclopaedia

Buccal Nerve

by Daaniyal Khawaja

Illustration of the serratus anterior and pectoralis minor muscles in the deep chest.
Encyclopaedia

Pectoralis Minor

by Dr Oliver Jones