title: Acute myelopathy in a drug abuser following an attempted neck vein injection.
mesh_terms: D000328:Adult; D006801:Humans; D007263:Infusions, Parenteral; D008297:Male; D008774:Methylphenidate; D010423:Pentazocine; D013118:Spinal Cord Diseases / Q000139:chemically induced*; D019966:Substance-Related Disorders / Q000150:complications*
chemical_list: D008774:Methylphenidate; D010423:Pentazocine