A brief discussion with illustrations on thoracic inlet.The content is based upon B D Chaurasia's Human anatomy. This also describes its clinical significance.

1. INLET OF THORAX
Done by:
Akshaya Nandhini S N
1st year MBBS

2. BOUNDARIES AND DIMENSIONS
This Photo by Unknown Author is licensed under CC BY-SA
ANTERIORLY:
Manubrium sterni
POSTERORLY:
T1 vertebra
AT SIDES:
1st rib
10 cm

3. 45
3.7
cm

4. SUPRAPLEURAL MEMBRANE
(inner border)
(Transverse process of C7
spine)
Flattened tendon
of scalenus
minimus
Provides rigidity to
thoracic inlet

5. Viscera , Large blood vessels , Small blood vessels , Nerves , Muscles

6. Remains of
thymus

7. Brachiocephalic
Artery
Large
blood
vessels

8. CLINICAL ANATOMY
Cervical rib
Thoracic inlet syndrome
Paraesthesia of
ulnar border of
forearm

9. Coarctation of aorta leads to tortuous intercostal
vessels