 Lamellar pleural effusion. Frontal chest radiograph of an 18-mo-old child with Pulmonary tuberculosis (primary complex) reveals a lamellar pleural effusion- (homogeneous increased radio-opacity along lateral aspect of right lung field with blunting of the right costophrenic angle- mimicking the appearance of pleural thickening) - [arrowheads]. Image courtesy – Department of Radiology, KEM Hospital, Mumbai.