The NHL season is nearing its midway point, with all 32 teams playing between 35 and 41 games. By now, we generally know what each team is and isn’t and whether the rest of the season should be ...

Opsoclonus-myoclonus syndrome (OMS) is a rare neurological inflammatory disease of paraneoplastic, parainfectious or idiopathic origin. It is manifested by the occurrence of opsoclonus, myoclonus, ...

such as the grading of muscle strength in critically ill people. The MRC scale was originally designed to assess muscle strength in people disabled by an immune system disorder called Guillain–Barré ...

Keep reading to learn more about eye twitching and other vision issues associated with MS. People with MS sometimes experience myoclonus. Myoclonus is the sudden, involuntary twitching or ...

Most diamonds found in jewelry stores run from colorless to near-colorless, with slight hints of yellow or brown. GIA’s color-grading scale for diamonds is the industry standard. The scale begins with ...

The chart below is not a standard grading scale to be used to evaluate coursework; students should confirm a course's evaluation criteria with their professor. This chart is only intended for ...

What is Cushing's syndrome? Cushing's syndrome is a hormonal disorder. It’s caused when you have high levels of the hormone cortisol over a long time. Cushing's syndrome is fairly rare. It most often ...

The scientific name for this phenomenon is sleep myoclonus (also known as hypnic myoclonus), and happens when you shift from one sleep phase into another. During these sleep transitions, the body ...

What is Zollinger-Ellison syndrome? Zollinger-Ellison syndrome (ZES) is a rare digestive disorder. If you have ZES, you likely have 1 or more tumors in the first part of the small intestine, the ...

The clinical picture of Creutzfeldt-Jakob disease (CJD) includes various movement disorders such as myoclonus, parkinsonism, hemiballism, and dystonia. We report on a patient with CJD who manifested ...

Through research, education, and unbiased gem grading and analysis, GIA strives to protect the gem and jewelry buying public by setting global quality standards.