Investigation of choice for detection and characterization of interstitial lung disease is-: (A) MRI, (B) Chest x-ray, (C) High resolution CT, (D) Ventilation perfusion scan
Answer is C. Ans. is 'c' i.e.. High resolution CT o High Resolution CT (HRCT) is investigation of choice for interstitial lung disease as it can delineate the lung parenchyma upto the level of secondary pulmonary lobule.