dysplasia

/dɪsˈpleɪʒ(i)ə/

Definitions of dysplasia

1. noun

   abnormal development (of organs or cells) or an abnormal structure resulting from such growth
   types:

   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

   Albright's disease, polyostotic fibrous dysplasia

   fibrous dysplasia of bone affecting multiple bones

   monostotic fibrous dysplasia

   fibrous dysplasia of bone confined to a single bone

   adenomegaly

   gland enlargement

   cor pulmonale

   enlargement of the right ventricle of the heart due to disease of the lungs or of the pulmonary blood vessels

   dactylomegaly

   abnormally large fingers or toes

   elephantiasis

   hypertrophy of certain body parts (usually legs and scrotum); the end state of the disease filariasis

   splenomegaly

   an abnormal enlargement of the spleen

   giantism, gigantism, overgrowth

   excessive size; usually caused by excessive secretion of growth hormone from the pituitary gland

   acromegalia, acromegaly

   enlargement of bones of hands and feet and face; often accompanied by headache and muscle pain and emotional disturbances; caused by overproduction of growth hormone by the anterior pituitary gland (due to a tumor)

   BPH, benign prostatic hyperplasia

   enlarged prostate; appears to be part of the natural aging process

   type of:

   abnormalcy, abnormality

   an abnormal physical condition resulting from defective genes or developmental deficiencies