What is the difference between direct and indirect ... | 合法醫療器材資訊網

2016年9月12日—Ophthalmoscopyistheactoflookingattheinsideoftheeye....Theindirectophthalmoscopeismountedontheheadofthevieweranda ...

SEP 12, 2016

What is the difference between direct and indirect ophthalmoscopy?

Ophthalmoscopy is the act of looking at the inside of the eye. This important inspection should be part of every comprehensive eye examination[1]. Through ophthalmoscopy your eye doctor can find evidence of many kinds of eye problems including, but not limited to, glaucoma[2], high blood pressure damage, retinal detachment[3], diabetes[4], eye tumors, and many other problems. The handheld instrument that your primary care physician uses to look into your eyes is called a direct ophthalmoscope. It was invented in 1851 and provides good, but limited visualization of the back of the eye. The viewer must be very close to the face of the patient. The indirect ophthalmoscope is mounted on the head of the viewer and a condensing lens is ...