A corneal ulcer is an ocular emergency that raises high-stakes questions about diagnosis and management. Four corneal experts provide a guide to diagnostic differentiators and timely treatment, focusing on the types of ulcers most likely to appear in your waiting room. When a large corneal ulcer is staring you in the face, time is not on your side.
Siderosis, also called welder's lung, is a lung disease caused by breathing in iron or iron oxide dust. Siderosis is considered to be an occupational illness because people breathe in the iron dust at work. The condition usually shows up on X-rays as small, opaque spots on the worker's lungs.
AVN â avascular necrosis â is a condition in which the ball â or femoral head â in a childâs hip joint loses its circulation. This can occur at any age, but it has different effects on infants, children, and adults.n children between the ages of 5 and 12 years, the condition is called Legg-Calve-CalvÃ© perthes disease and the results are variable depending on severity and. Treatment loss of circulation in this-5 12 year age group can cause collapse of the ball so thatâit s flat instead of. round