<prompt> Black colored pleural effusion is seen in:Anaerobic empyemaPseudochylothoraxAmebic liver abscessAspergillus infection  <response>: Type of pleural effusion and appearance: Pseudochylothorax and chylothorax- Milky white Urinothorax- Urine Anaerobic empyema-Putrid Chylothorax-Bile stained Aspergillus infection-Black Empyema-Turbid Amebic liver abscess-Anchovy brown Esophageal rupture-Food paicles Ref: AJCC AMERICAN JOURNAL OF CRITICAL CARE, March 2011, Volume 20, No. 2 