منابع مشابه
Masking the saccadic smear.
Static visual stimuli are smeared across the retina during saccades, but in normal conditions this smear is not perceived. Instead, we perceive the visual scene as static and sharp. However, retinal smear is perceived if stimuli are shown only intrasaccadically, but not if the stimulus is additionally shown before a saccade begins, or after the saccade ends (Campbell & Wurtz, 1978). This inhibi...
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A related slide show is available at www.nejm.org n examination of the blood smear (or film) may be requested by physicians or initiated by laboratory staff. With the development of sophisticated automated blood-cell analyzers, the proportion of blood-count samples that require a blood smear has steadily diminished and in many clinical settings is now 10 to 15 percent or less. Nevertheless, the...
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Squamous cervical cancer (which comprises 95% of all cervical cancers) is completely preventable if its precancerous stages of dysplasia, carcinoma in situ (now called cervical intraepithelial neoplasia), or microinvasive cancer are detected and treated. Detection is relatively simple and entails analysis of a sample of cells exfoliated within the ectocervix and endocervix. Exfoliative cytology...
متن کاملPap smear.
A Pap smear, also known as Papanicoloau smear, is a microscopic examination of cells scraped from the cervix and is used to detect cancerous or pre-cancerous conditions of the cervix or other medical conditions. It was named after Dr. George N. Papanicoloau, who first described it in 1928 and since its introduction, the Pap smear has helped reduce cervical cancer incidence and mortality rates b...
متن کاملPurpose and Criteria for Blood Smear Scan, Blood Smear Examination, and Blood Smear Review
A microscopic examination of an appropriately prepared and well-stained blood smear by a knowledgeable laboratory professional is necessary and clinically useful in a number of circumstances and for a variety of reasons. In this article, an attempt is made to delineate the purpose and criteria for blood smear examination in a variety of circumstances that are encountered in everyday laboratory ...
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ژورنال
عنوان ژورنال: Cancer
سال: 1950
ISSN: 0008-543X,1097-0142
DOI: 10.1002/1097-0142(1950)3:3<481::aid-cncr2820030308>3.0.co;2-t