[Romberg's syndrome. Progressive facial hemiatrophy].

Romberg's syndrome or progressive facial hemiatrophy is a rare affection that may nevertheless be encountered by stomatologists during the course of their professional life. Diagnosis is simple if clinical and radiographic signs are recognized, an effective iconography being of particular value. This report is concerned mainly with the latter feature, and also includes a description of the principal characteristics of the affection and an extensive bibliography.