“The glass test,” also known as the “tumbler test,” is often used to determine whether or not a skin rash is caused by ...

and with the tumbler test (when a glass is rolled over the skin) the rash does not blanche and remains clearly visible. What should you do if you think someone has meningitis? The first step if ...

Dr Jones will demonstrate the tumbler test, which shows how parents can put an ordinary drinking glass on a rash their child may have to test for signs of meningitis. If the rash does not fade ...