Related Experiment Video
Updated: Aug 6, 2026

Systematic Assessment of Mammalian Skull Specimens for Dental and Temporomandibular Joint Pathology
Published on: August 22, 2022
Trichodental dysplasia: a rare syndrome with distinct dental findings
Ericka Montalvan1, Christina Mazzone, Nanci Tofsky
1Department of Pediatric Dentistry, New Jersey Dental School, University of Medicine and Dentistry New Jersey, Newark, USA.
Abstract:
The association of fine, dry, short hair and the developmental absence of several teeth has been associated with a rare autosomal dominant variant of ectodermal dysplasia known as trichodental syndrome or trichodental dysplasia. The purpose of this study was to present the case of a 4-year-old boy with trichodental syndrome. Clinical, radiographic, and genetic manifestations are described, along with a pertinent review of the literature.
Related Concept Videos
Teeth
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...
Tooth Anatomy
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
Meiosis I
Sex-linked Disorders
Skin Diseases and Disorders
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
Cellular Adaptation IV: Dysplasia and Metaplasia

