Periodontal Ehlers-Danlos syndrome Periodontal EDS (pEDS) causes dental problems, particularly inflamed or absent gums and poor tooth development, on top of typical features of cEDS. It is rare but can be inherited from one parent only, as only one faulty gene is needed to develop the condition.
Ribs 1, 2, 11 and 12 can be describes as âatypicalâ â they have features that are not common to all the ribs. Rib 1 is shorter and wider than the other ribs. It only has one facet on its head for articulation with its corresponding vertebrae (there isnât a thoracic vertebrae above it).
Benign atypical junctional melanocytic hyperplasia is characterized by a proliferation of these large cells along the dermoepidermal junction. They are dispersed at uneven intervals and are too few in number to be considered compound nevi.wenty-five of the 400 cases reviewed (6.2%) exhibited benign atypical junctional melanocytic hyperplasia. Patient ages ranged from 18 to 64 years (mean, 35 years). The male to female ratio was 1:1. Lesions were predominantly located on the face (40%) and back (32%).