A jammed finger is characterized by pain and swelling usually due to an impact injury. It tends to be excruciatingly painful and instant treatment will help the joint heal faster. A majority of jammed fingers heal quickly, if there is no fracture.
Hypermetropia is also known as 'long-sight'. This means that a child who is 'long-sighted' is more likely to see better at 'long' distance than 'short'. Often children with Hypermetropia can see clearly when watching the television or the blackboard but may find reading a book difficult.
Achromatopsia is the inability to see color. In the most severe form of the disease, called complete achromatopsia, the patient cannot see any color at all. Incomplete achromatopsia is a milder form of the disease where the patient has impaired ability to see color rather than a complete loss of color vision.