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.
How do you know if you have pinworms? Pinworm infection is usually accompanied with intense itching at the anal area. Other symptoms include trouble sleeping (as a result of itching), irritability (from lack of sl â¦ eep and constant itching), and in severe cases weight loss and loss of appetite. pinworm can be caused by biting (or chewing) your fingernails when they are dirty. The pinworm (Genus Enterobius) is a parasitic roundworm. The adult pinworm male is 1-4 mm â¦ in length, while the adult female is 8-13 mm.