1
                                                                    EXHIBIT 23.1


CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS


As independent public accountants, we hereby consent to the incorporation by
reference in this Registration Statement on Form S-8, pertaining to National
Dentex Corporation's 2001 Stock Plan, of our report dated February 28, 2001
(except with respect to the matter discussed in item No. 2 in Note 9, as to
which the date is March 1, 2001) on the financial statements included in the
2000 Annual Report on Form 10-K for the year ended December 31, 2000 and to all
references to our firm included in this registration statement.


                             /s/ Arthur Andersen LLP


Boston, Massachusetts
July 27, 2001