Ehlers-Danlos syndrome facts. Ehlers-Danlos syndromes are a group of disorders which share common features including easy bruising, joint hypermobility (loose joints), skin that stretches easily (skin hyperelasticity or laxity), and weakness of tissues.
Definition of metamorphism. : a change in the constitution of rock; specifically : a pronounced change effected by pressure, heat, and water that results in a more compact and more highly crystalline condition.
Pleomorphism (cytology) Not to be confused with Pleomorphism (microbiology). A micrograph showing cells with marked nuclear shape and size variation, a component of nuclear pleomorphism. Pleomorphism is a term used in histology and cytopathology to describe variability in the size, shape and staining of cells and/or their nuclei.