PMC5418917_01
Patient's old dentures.
TODENTJ-11-151_F1.jpg
PMC5418917_01_TODENTJ-11-151_F1.jpg
F1
The patient had worn his dentures for more than 20 years and as a result presented severe occlusal wear, reduced vertical dimension and ill adapted denture bases Fig. (1).
(a) Inflammatory papillary hyperplasia caused by vacuum chamber. (b) Upper denture with chamber.
TODENTJ-11-151_F2.jpg
PMC5418917_01_TODENTJ-11-151_F2.jpg
F2
During the clinical examination, it was noticed that the upper denture presented a vacuum chamber in the palatal area filled with an inflammatory hyperplasia (Figs. (2a and b).
Relined denture.
TODENTJ-11-151_F3.jpg
PMC5418917_01_TODENTJ-11-151_F3.jpg
F3
Once a week, the upper denture was relined with a zinc oxide-eugenol paste (ZOE) (Pasta Lysanda, Lysanda Produtos Odontologicos Ltda, Brazil) for 4 weeks Fig. (3).
Aspect of the hyperplasia after five weeks.
TODENTJ-11-151_F4.jpg
PMC5418917_01_TODENTJ-11-151_F4.jpg
F4
In the fourth week, the lesion had reduced substantially Fig. (4); in the fifth week, the denture was relined with fast set polymethyl methacrylate resin (JET; Artigos Odontologicos Classico Ltda, Brazil); in the sixth week, the fabrication of the maxillary and mandibular complete dentures started.