Objective examination of a 67-year-old patient with the edentulous maxilla revealed minor uniform atrophy of the alveolar processes. Maxillary prominences were well preserved, the frenulum and bucco-alveolar folds were attached at the base of the alveolar process, the palate was deep, the torus palatinus was expressed insignificantly. These clinical presentations correspond with the following class of atrophy according to Schroeder classification: