You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Left Pleural effusion is detected best in which position: March 2005 and explain in detail?
Ans. C: Left Lateral decubitusA lateral decubitus view obtained with a horizontal X-ray beam is the most sensitive radiographic projection for detecting an effusion.A small amount of fluid (10-25 mL) can be depicted on this projection.The layering fluid can easily be detected as a dependent, sharply defined, linear opacity separating the lung from the parietal pleural and chest wall.The parietal pleura-chest wall margin can be identified as a line connecting the inner apices of the curvature of the ribs