Table 1.

What to measure when clinicians first meeting patients with chorea.

Examination items	Specific checklist
History-taking	• Chief complaints • Current medical history • Past medical history • Personal history • Family history
Neurological examination	• General physical examination • State of consciousness examination • Mental state examination • Cranial nerves examination • Motion system examination	• Sensory system examination • Reflexes examination • Signs of meningeal irritation examination • Autonomic examination
Laboratory tests	• Blood • Urine • Serum sodium • Serum potassium • Serum calcium • Serum magnesium • Serum creatinine • Blood urea nitrogen	• Urine albumin-to-creatinine ratio • Blood osmolality concentration • Liver function • Serum lipids • Fasting glucose • Postprandial glucose • Glycated hemoglobin • Thyroid function and antibodies	• Human immunodeficiency virus • Syphilis • Hepatitis • Copper blue protein • Antiphospholipid antibodies • Anti-streptococcal hemolysin O antibodies • Tumor markers
Imaging	• Cranial CT • Cranial MRI • Electroencephalogram