undifferentiated


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anaplastic

 [an″ah-plas´tik]
characterized by anaplasia.

un·dif·fer·en·ti·at·ed

(ŭn'dif-ĕr-en'shē-āt'ĕd),
Not differentiated; for example, primordial, embryonic, immature, or having no special structure or function.

undifferentiated

/un·dif·fer·en·ti·at·ed/ (un-dif″er-en´she-āt-ed) anaplastic.

undifferentiated

(ŭn-dĭf′ə-rĕn′shē-ā′tĭd)
adj.
1. Not displaying variations or differences: undifferentiated residential developments.
2. Biology Not specialized in form or function: undifferentiated cells.
3. Mathematics Not having been subjected to the process of differentiation.

un·dif·fer·en·ti·at·ed

(ŭn'dif-ĕr-en'shē-ā-tĕd)
Not differentiated, e.g., primordial, embryonic, immature, or having no special structure or function.

undifferentiated

not differentiated; primitive.
1. in neoplasia refers to a primitive cell type and likely to be malignant.
2. In clinical medicine refers to a group diagnosis in which there is no differentiation from the pathoanatomical diagnosis, e.g. failure to take the additional step of differentiating between a diagnosis of diarrhea and the etiologically specific diagnosis, e.g. Escherichia coli. See also undifferentiated diarrhea of the newborn.

undifferentiated chronic diarrhea
chronic diarrhea in horses which does not satisfy the diagnostic criteria for any of the known causes of that condition; most cases are irreversible and euthanasia is a common outcome.
undifferentiated chronic pneumonia
see enzootic pneumonia.
References in periodicals archive ?
A total of 55 biopsies were classified as stromal disease, 93 as well-differentiated disease, 30 as undifferentiated disease, and 63 as mixed, Dr.
Histologically, undifferentiated thyroid carcinomas show a variety of patterns, from sheet-like, storiform, fascicular, angiomatoid, and meningothelial to solid, exhibiting extensive lymph-vascular invasion.
The loss was demonstrated in both differentiated and undifferentiated components in tested combined cases, supporting the common origin of both components and thus the designation as dedifferentiated carcinoma.
DISCUSSION: Small cell undifferentiated (neuroendocrine) carcinomas are extremely uncommon neoplasms in the sino-nasal tract.
This randomized clinical trial confirms the existence of a window of opportunity to prevent undifferentiated arthritis from evolving into RA, Dr.
Undifferentiated malignant neoplasms of the sinonasal and upper aerodigestive tract present a diagnostic dilemma.
Carlsbad, Calif-based International Stem Cell Corporation said on June 14 that it has discovered a technology to produce unlimited numbers of liver cells (hepatocytes) that are free of contamination with potentially dangerous undifferentiated cells.
Findings on nasoendoscopic biopsy of the mass were consistent with sinonasal undifferentiated carcinoma (SNUC) (figure 3).
The stem cells escape damage by remaining undifferentiated and therefore less vulnerable to immune system attack, the researchers suggest.
Temporal and perceptual stratification are condensed and compressed in the sculpture of the stone mountain, the base of which, however, represents undifferentiated time.