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Abnormal development or growth of tissues, organs, or cells.

dys·plas′tic (-plăs′tĭk) adj.


(Anatomy) abnormal development of an organ or part of the body, including congenital absence
[C20: New Latin, from dys- + -plasia, from Greek plasis a moulding]
dysplastic adj


(dɪsˈpleɪ ʒə, -ʒi ə, -zi ə)

abnormal growth or development of cells, tissue, bone, or an organ.
[1930–35; dys- + -plasia]
dys•plas′tic (-ˈplæs tɪk) adj.


Abnormal development or growth of tissues, organs, or cells.

dysplastic adjective
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dysplasia - abnormal development (of organs or cells) or an abnormal structure resulting from such growth
aplasia - failure of some tissue or organ to develop
fibrous dysplasia of bone - a disturbance in which bone that is undergoing lysis is replaced by an abnormal proliferation of fibrous tissue resulting in bone lesions or skin lesions
hypertrophy - abnormal enlargement of a body part or organ
hyperplasia - abnormal increase in number of cells
hypoplasia - underdevelopment of an organ because of a decrease in the number of cells
anaplasia - loss of structural differentiation within a cell or group of cells often with increased capacity for multiplication, as in a malignant tumor
abnormalcy, abnormality - an abnormal physical condition resulting from defective genes or developmental deficiencies


n. displasia, cambio o desarrollo anormal de los tejidos.


n displasia, desorden f de crecimiento en un tejido
References in periodicals archive ?
8-10) Mucinous cystadenomas display no dysplastic change, MCTLMPs demonstrate dysplastic change without invasion, and mucinous cystadenocarcinomas demonstrate invasion.
The bone marrow showed increased megakaryocytes with dysplasia (Figure 1) and granulocytes with dysplastic changes and an increased number of blasts (11% on aspirate differential count).
He says, "We found that 5% of women having one bowel movement per day would have abnormal dysplastic cells, while 10% of women having fewer than one bowel movement a day would have this abnormality and 20% of women having two or fewer bowel movements per week would show these dysplastic changes in cell character of the breast fluid.
Indefinite for dysplasia" in that sentence referred specifically to the cases of Barrett metaplasia with dysplastic changes in the crypts but not the intact surface.
As shown by the results, lichen planus cases in the present study did not all show the same increase in salivary sCD44 level, instead, lesions with dysplastic changes registered levels that were all above the cut off point for salivary sCD44, while those lesions without dysplastic changes registered values below the cut off point.
The case further supports the theory that the dysplastic changes in the femoral head in congenital dislocation of the hip are a result of its abnormal contact with the ilium or false acetabulum, and that the femoral head will grow normally even if dislocated, in the absence of this abnormal contact.
Dysplastic changes were seen in myeloid (30%) and erythroid cell lines (28%).
The patient underwent plain X-ray imaging of the cervical spine, computed tomography (CT) of the neck with 3-dimensional reconstructions and magnetic resonance imaging (MRI) of the cervical spine, which showed kyphoscoliotic deformity of the cervical spine with anterior wedging and dysplastic changes of C3 and C4 vertebrae.
Repeated bone marrow aspirations revealed dysplastic changes and hemophagocytosis.