How to check pulmonary hydatid disease

Hydatid disease how to check chest X-ray examination for hydatid disease diagnosis method, in the epidemic area, there is a history of contact, most of the chest X-ray alone can be diagnosed. Cyst early diameter in the following 1cm, only see the edge of the fuzzy inflammatory shadow, diameter>2cm for the clear outline, sharp edge of the round shadow, density uniform and slightly light, lower than the heart and solid tumor density. To be able to make a definite diagnosis has been about 6~10cm, density close to the solid tumor is generally single, there are multiple.