title: Why puncturing a lumbar tattoo during epidural analgesia cannot induce an epidermoid tumor.
authors.forename: Nicolas
authors.initials: N
authors.lastname: Kluger
authors.forename: Sylvie
authors.initials: S
authors.lastname: Fraitag
authors.forename: Bernard
authors.initials: B
authors.lastname: Guillot
authors.forename: Jean-Christian
authors.initials: JC
authors.lastname: Sleth
mesh_terms: D000328:Adult; D015360:Analgesia, Epidural / Q000009:adverse effects*; D002294:Carcinoma, Squamous Cell / Q000139:chemically induced* / Q000473:pathology; D004396:Coloring Agents / Q000009:adverse effects*; D004824:Epidural Space / Q000473:pathology; D005260:Female; D006801:Humans; D011247:Pregnancy; D013653:Tattooing / Q000009:adverse effects*
chemical_list: D004396:Coloring Agents