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.
If you suspect that you or your child might have pinworms, you should make an appointment to see your doctor. To help the doctor make the diagnosis, look for these signs: Pinworms are big enough to be seen with the naked eye. They are yellow-white and look like a fine piece of thread.