Vitrectomy Surgery. updated. Sometimes, a vitreous hemorrhage can clear up on its own. If vision does not improve, vitrectomy surgery may be necessary. A vitrectomy is a surgical procedure that is performed to remove the clouded vitreous gel in the center of the eye.
Hail is generally associated with spring thunderstorms but may occur at any time of year. Hail is formed in huge thunderhead (cumulonimbus) clouds (Munez, 2000). During days when the soil is heated by the sun, the air near the ground also is heated.
2, large hail is most commonly found in thunderstorms which have strong updrafts and large liquid water content, 4 Hail is usually produced during the mature stage of the thunderstorm's lifespan, 5 Hailstones may be thrown upward and outward from a storm cloud for several miles. Hail will most likely be encountered.