Ectodermal dysplasia characteristically presents with which oral finding?

Ectodermal dysplasia affects ectodermal derivatives, causing missing teeth (hypodontia/anodontia), conical/peg-shaped teeth, sparse hair, and reduced sweating.Other options: Supernumerary teeth, enamel pearls, and generalized macrodontia are not features.Key exam takeaway: Ectodermal dysplasia = hypodontia/anodontia with conical teeth, plus sparse hair and hypohidrosis.