Primary Outcome Measures
- Time to Diagnosis
- Hospitalization time
Secondary Outcome Measures
- Patient’s discomfort/pain
- Complications
- Rate of Non Specific Pleuritis
Inclusion Criteria
- Undiagnosed pleural effusion with the character of a lymphocytic exudate
Exclusion Criteria
- Empyema
- Transudate pleural effusion.
- Central airway obstruction by tumor.
- Existence of extensive adhesions that do not allow the development of iatrogenic pneumothorax and the safe entry of the thoracoscope.
- Uncontrollable cough.
- Acute respiratory failure and/or Hypercapnia.
- Performance Status: 5