What is the diagnosis of lacrimal sac obstruction?

The diagnosis of lacrimal sac obstruction is visual examination, X-ray radiography, lacrimal duct endoscopy, etc.

1. The

doctor can understand whether the patient has lacrimal duct swelling, skin scar, fistula performance, help to diagnose lacrimal duct obstruction, judge the severity of the disease.

2. X-ray radiography

patients for X-ray radiography examination, according to the distribution of contrast agent, can determine the degree of lacrimal sac lesions and the size of lacrimal sac, auxiliary diagnosis of lacrimal sac obstruction.

3. Lacrimal duct endoscopy

patients through endoscopic examination, can directly observe the location, nature, scope of lesions under the endoscope, for the diagnosis of lacrimal sac obstruction to provide evidence.