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Although more common than appreciated, the best known historical example is Habsburg jaw, or Habsburg or Austrian lip, due to its prevalence in members of the House of Habsburg, which can be traced in their portraits.
This distinctive “Habsburg jaw,” a new analysis published in the Annals of Human Biology finds, most likely resulted from inbreeding. The researchers, led by geneticist Román Vilas from Spain’s...
24 Ιαν 2024 · Explore the fascinating world of the Habsburg jaw, a distinctive facial feature that defined the prominent Habsburg dynasty for centuries. This genetic oddity, characterized by a protruding...
7 Απρ 2023 · Wikimedia Commons This portrait of Charles II of Spain clearly depicts his Habsburg jaw. But while the line was intact, this inbreeding caused this royal family to exhibit a number of peculiar physical traits, especially one known as the Habsburg jaw or the Habsburg chin.
Nine successive generations of the Habsburg family had this pronounced jawline, which is why it came to be known as the Habsburg jaw. The medical name for this type of jaw is mandibular prognathism, which is when the jaw juts so far forward that it causes an extreme underbite.
Ten maxillofacial surgeons independently examined the images and identified 18 examples of facial deformities with a genetic origin: 15 had maxillary deficiency (underdevelopment of the upper jaw and surrounding bones); and 3 had prognathism (a protruding lower jaw).
2 Δεκ 2019 · To figure out whether the distinctive jaw was a result of inbreeding, Vilas and his team found 10 maxillofacial surgeons and asked them to analyze 66 portraits of 15 members of the Habsburg...
