A patient presented with hemoptysis and persistent cough. The chest X-ray of the patient was normal. The next best investigation is?
* For most patients, the first step in evaluation of hemoptysis should be a standard chest radiograph. * If lesion is not seen then a high resolution CT chest should be done for visualization of lesion . * If all of these studies are unrevealing, bronchoscopy should be done .
Helical CT
High resolution CT
Bronchoscopy
Angiography
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