There is no single way to diagnose sarcoidosis, since all the symptoms and laboratory results can occur in other diseases.

Many are nonspecific and may occur in other diseases and do not necessarily point to cirrhosis.

Apart from cancer, elevated levels may also occur in pancreatitis, cirrhosis, and diseases of the bile ducts.

Daytime hypopnea events are mostly limited to those with severely compromised respiratory muscles, as occurs in certain neuromuscular diseases.

Enhanced metabolism can also occur in inflammatory diseases.

They do, however, have very good specificity for meningitis: the signs rarely occur in other diseases.

The inappropriate activity of aggrecanase is a mechanism by which cartilage degradation occurs in diseases such as arthritis.

Rosenthal fibers appear not to be present in healthy people, but occur in specific diseases, like some forms of cancer.

It occurs in neuromuscular diseases, such as myasthenia gravis.

"But it does occur in certain diseases, and it does occur in cancer," he continued.