Eventually, the western powers instituted an airlift that lasted nearly a year and delivered much-needed supplies and relief to West Berlin. Coming just three years after the end of World War II, the blockade was the first major clash of the Cold War and foreshadowed future conflict over the city of Berlin.
Ophthalmoscopy (also called fundoscopy) is a test that allows a doctor to see inside the back of the eye (called the fundus) and other structures using a magnifying instrument (ophthalmoscope) and a light source. It is done as part of an eye exam and may be done as part of a routine physical exam.
Arthroscopy is a common surgical procedure in which a joint. (arthro-) is viewed (-scopy) using a small camera. Arthroscopy gives doctors a clear view of the inside of the knee. This helps them diagnose and treat knee problems. Technical advances have led to high definition monitors and high resolution cameras.