What's the difference between atypical and untypical?
Atypical
Definition:
(a.) That has no type; devoid of typical character; irregular; unlike the type.
Example Sentences:
(1) Without medication atypical ventricular tachycardia develops, in the author's opinion, most probably when bradycardia has persisted for a prolonged period.
(2) Weddellite calcification was associated with benign lesions in 16 cases, but incidental atypical lobular hyperplasia and lobular carcinoma in situ were present, each in one case.
(3) For related pairs, both the primes (first pictures) and targets (second pictures) varied in rated "typicality" (Rosch, 1975), being either typical or relatively atypical members of their primary superordinate category.
(4) The pathogenicity of Mycoplasma pneumoniae in atypical pneumonias can be considered confirmed according to the availabile literature; its importance for other inflammatory diseases of the respiratory tract, particularly for chronic bronchitis, is not yet sufficiently clear.
(5) Perinephric abscess is a rare condition; it may be acute, but can take a chronic and atypical course as a result of incomplete treatment with antibiotics.
(6) Carcinomas exhibiting atypical behavior are characteristically undifferentiated and aggressive.
(7) Five normovolemic patients undergoing cardiac catheterization for atypical chest pain syndrome volunteered for this study.
(8) Therefore, the in vitro data may be useful in predicting atypical and tissue selective in vivo effects of these types of compounds.
(9) The method was found useful in evaluating the cases when the force used was minimal or when the mark was atypical using the usual haematoxylin-eosin method.
(10) The physician's approach to the differential diagnosis of obscure, atypical pneumonias has changed.
(11) Although the intraoperative cytologic examination showed a picture suggestive of malignancy, including giant cells and atypical mitotic figures, the clinical and radiologic history militated against a malignant nature for the lesion, which was thus classified as a low-grade giant-cell astrocytoma.
(12) Raised cold agglutinin titres were observed in 16 patients with atypical pneumonia.
(13) Key findings include a progressive degeneration of these cholinergic neurons characterized by the formation of immunoreactively atypical NFT, the loss of intraneuronal lipofuscin, a lack of senile plaque and beta-amyloid deposition within the basal forebrain, and end-stage gliosis without residual extracellular NFT.
(14) The unsatisfactory smear showed atypical spindle cells.
(15) Primary thrombocythaemia is to be distinguished from the secondary type by higher counts of megakaryocytes especially of atypic and gigantic forms of these cells, showing up in adequate histological preparations of bone marrow biopsies.
(16) The only haematological abnormality in these patients was the presence of few atypical lymphoid cells in the peripheral blood.
(17) A linear relationship for Lpr1 and an atypical, inverse relationship for Lpr2 have been observed between the gene dosage, heterozygous vs. homozygous, and the Lpr serum level.
(18) The ability of TSH to regulate each in an antiparallel manner is atypical.
(19) In view of the lack of studies on the percentage of atypical forms of duodenal ulcer, we made one based on our cases, analyzing separately the location, hours and time periods.
(20) It is not uncommon for thyrotoxicosis to appear in an atypical manner in older patients.