<prompt> Pseudochylous pleural effusion is seen inTBLymphomaCarcinoma lungFilariasis  <response>: In chronic effusion like tubercularrheumatoid ahritis fluid rich in cholesterol mimicking chyle accumulates. Chyliform pseudochylous pleural effusion. Author information: A chyliform pseudochylous effusion is an uncommon disease entity which develops after an exudative effusion is in situ for a long time. It is commonly initiated by a tuberculous pleurisy and it is impoant to exclude the presence of active tuberculosis Ref Davidson edition23rd pg 626 