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  2. Jansen's metaphyseal chondrodysplasia - Wikipedia

    en.wikipedia.org/wiki/Jansen's_metaphyseal...

    Jansen's metaphyseal chondrodysplasia (JMC) is a disease that results from ligand-independent activation of the type 1 of the parathyroid hormone receptor, due to one of three reported mutations (activating mutation). [1] JMC is extremely rare, and as of 2007 there are fewer than 20 reported cases worldwide.

  3. Metaphyseal dysplasia - Wikipedia

    en.wikipedia.org/wiki/Metaphyseal_dysplasia

    Metaphyseal dysplasia, or Pyle disease, [3] is a disorder of the bones. It is a rare disease in which the outer part of the shafts of long bones is thinner than normal and there is an increased chance of fractures .

  4. Osteochondromatosis - Wikipedia

    en.wikipedia.org/wiki/Osteochondromatosis

    This page was last edited on 4 September 2021, at 16:03 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  5. Hereditary multiple exostoses - Wikipedia

    en.wikipedia.org/wiki/Hereditary_multiple_exostoses

    Hereditary multiple osteochondromas (HMO), also known as hereditary multiple exostoses, is a disorder characterized by the development of multiple benign osteocartilaginous masses in relation to the ends of long bones of the lower limbs such as the femurs and tibias and of the upper limbs such as the humeri and forearm bones.

  6. Metaphyseal chondrodysplasia Schmid type - Wikipedia

    en.wikipedia.org/wiki/Metaphyseal...

    Metaphyseal chondrodysplasia Schmid type is a type of chondrodysplasia associated with a deficiency of collagen, type X, alpha 1. [2] [3] [4]Unlike other "rickets syndromes", affected individuals have normal serum calcium, phosphorus, and urinary amino acid levels.

  7. Hypochondrogenesis - Wikipedia

    en.wikipedia.org/wiki/Hypochondrogenesis

    Hypochondrogenesis is a severe genetic disorder causing malformations of bone growth. [1] The condition is characterized by a short body and limbs and abnormal bone formation in the spine and pelvis.

  8. Verloes Van Maldergem Marneffe syndrome - Wikipedia

    en.wikipedia.org/wiki/Verloes_Van_Maldergem...

    Verloes Van Maldergem Marneffe syndrome, also known as microspherophakia-metaphyseal dysplasia is a very rare genetic disorder which is characterized by flattened and deformed vertebrae, developmental delay, dysplasia of the epiphyses and metaphyses, lens coloboma and dislocation, microspherophakia, nearsightedness, retinal detachment, and spinal stenosis.

  9. Cartilage–hair hypoplasia - Wikipedia

    en.wikipedia.org/wiki/Cartilage–hair_hypoplasia

    Phytohemagglutinin. CHH is an autosomal recessive [2] inherited disorder. It is a highly pleiotropic disorder. A rarely encountered genetic phenomenon, known as uniparental disomy (a genetic circumstance where a child inherits two copies of a chromosome from one parent, as opposed to one copy from each parent) has also been observed with the disorder.