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.
Roundworms, also known as ascarids, are parasites that live inside and feed off an animalâs intestines. Theyâre usually white or light brown and a few inches long. (They look like spaghetti.) If your dog has roundworms, you may notice them in his poop or vomit.