Rheumatoid arthritis (RA) is a common condition affecting around 1% of the population. Around 90% of patients with RA have cervical spine involvement with between 11% and 58% of these patients having neurological involvement.3,4 Many of these patients have cervical myelopathy.
Pinworms are a type of parasite that lives in the digestive system of humans. They are common throughout the world. Adult pinworms are about 0.5 in. (12.7 mm) long and look like little white threads. Pinworm eggs are so tiny, you'd need a microscope to see them.
1 Pinworm Checks: Check your child for pinworms. 2  Examine the area around the anus, using a flashlight. 3  Look for a Â¼-inch (6 mm), white, threadlike worm that moves. 4  Do this a few hours after your child goes to bed and first thing in the morning for 2 consecutive nights.