[A case of pyogenic osteomyelitis of the cervical spine following stellate ganglion block].

A 56-year-old woman had been treated with stellate ganglion block (SGB) for pigmentation degeneration retinopathy over 6 years. She had no history of diabetes mellitus or immunodeficiency. She complained of high back pain but was afebrile. She was diagnosed as pyogenic osteomyelitis by the MRI findings and hematological examination. Antibiotics was administerd for 3 weeks and inflammatory signs disappeared. We should bear in mind that pyogenic osteomyelitis is very rare but one of the most serious complications with SGB.