All of the following are causes of Transudative pleural effusion Except: (PGI-May-2012)
Rheumatoid arthritis, E . Pulmonary embolism
1). A pleural effusion is fluid in the pleural space.
2). Effusions can be divided by their protein concentration into transudates (<3gm%) and exudates (>3gm%).
3). Blood in the pleural space is a hemothorax; pus in the pleural space is an empyema, and chyle (lymph with fat) is a chylothorax.
4). Both blood and air in the pleural space is called a hemopneumothorax.
Causes (Ref. H-18th Pg-2180, Table 263.1)
Transudates may be due to
1). Increase venous pressure (cardiac failure, constrictive pericarditis, fluid overload),
2). Hypoproteinemia (cirrhosis, nephrotic syndrome malabsorption).