Mediastinal tumours

Question 1

Thymoma
- paraneoplastic syndrome

Answer 1

Paraneoplastic syndrome in thymoma:
- MG
- Hypogammaglobulinemia
- Pure red cell aplasia
- polymyositis
- psychosis
- cutaneous disorder

Question 2

What are the compartments in the mediastinum?

Answer 2

1) prevascular (anterior):
anteriorly: manubrium of the sternum, posteriorly: anterior aspect of the pericardium
laterally: pleurae

2) visceral (middle):
anteriorly: pericardial sac
posteriorly: vertical line running along the thoracic vertebral bodies

3) paravertebral (posterior):
anteriorly: posterior boundaries of the visceral compartment, and vertical line along the posterior margin of the chest wall at the lateral margin of the transverse processes of the thoracic spine

Question 3

Frequently encountered tumours in the mediastinum

Answer 3

Question 4

Methods to biopsy mediastinal mass

Answer 4