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  1. 1901
    por Mead, R, Duku, M, Bhandari, P, Cree, I A
    Publicado 2011
    “…Current screening programmes use faecal occult blood testing for screening, which has limited sensitivity and poor specificity. …”
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    Circulating tumour markers can define patients with normal colons, benign polyps, and cancers
  2. 1902
    “…However, present staging methods do not accurately identify occult metastases. This has a direct effect on clinical management. …”
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    Serum metabolomic profile as a means to distinguish stage of colorectal cancer
  3. 1903
    “…It took one month for normalization of fecal occult blood. Endoscopic remission was simultaneously confirmed. …”
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    Cytomegalovirus infection associated with onset of ulcerative colitis
  4. 1904
    “…The diagnostic yields were 42.9%, 52.4%, 78.6%, 50.0%, and 25.0% for patients with overt GI bleeding, occult GI bleeding, abdominal pain, chronic diarrhea, and abnormal imaging results, respectively. …”
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    The utility of single-balloon enteroscopy for the diagnosis and management of small bowel disorders according to their clinical manifestations: a retrospective review
  5. 1905
    “…CONCLUSION: Initial non-responders were more prevalent in patients with occult CNV than in patients with other CNV types. …”
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    Initial non-responders to ranibizumab in the treatment of age-related macular degeneration (AMD)
  6. 1906
    “…In our study we employed these tools to detect occult atherosclerosis at least 5 years following breast RT. …”
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    Coronary Calcium Scanning in Patients after Adjuvant Radiation for Early Breast Cancer and Ductal Carcinoma In situ
  7. 1907
    “…All pediatric patients (<18 years of age) who referred to our center with gross lower GI bleeding or two consecutive positive occult blood tests with at least a one-week interval were included in the study. …”
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    Etiology of Lower Gastrointestinal Bleeding in Children:A Single Center Experience from Southern Iran
  8. 1908
    “…Hepadnavirus at very low doses establishes in woodchucks asymptomatic, serologically undetectable but molecularly evident persistent infection. This primary occult infection (POI) preferentially engages the immune system and initiates virus-specific T cell response in the absence of antiviral antibody induction. …”
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    Primary Seronegative but Molecularly Evident Hepadnaviral Infection Engages Liver and Induces Hepatocarcinoma in the Woodchuck Model of Hepatitis B
  9. 1909
    “…BACKGROUND: Perioperative staging laparoscopy is a useful tool for the detection of occult peritoneal metastases in gastrointestinal cancers. …”
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    Clinical utility of perioperative staging laparoscopy for advanced gastric cancer
  10. 1910
    “…RESULTS: Specificity was less than 70% overall and for all subgroups for cervical and breast cancer screening, and sensitivity was lower than 80% overall and for all subgroups for fecal occult blood testing FOBT. Report-to-record ratios were persistently significantly greater than 1 across all cancer screening types, highest for the FOBT group: 1.246 [1.189-1.306]. …”
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    The validity of self-reported cancer screening history and the role of social disadvantage in Ontario, Canada
  11. 1911
    “…Isolated anti-HBc-positive patients who suffer from occult hepatitis B virus (HBV) infection have the potential to transmit HBV infection. …”
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    The prevalence of isolated hepatitis B core antibody and its related risk factors among male injected drug users in Isfahan prisons
  12. 1912
    “…OBJECTIVES: To compare the significance of the two-compartment model, considering diffusional anisotropy with conventional diffusion analyzing methods regarding the detection of occult changes in normal-appearing white matter (NAWM) of multiple sclerosis (MS). …”
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    Analysis of normal-appearing white matter of multiple sclerosis by tensor-based two-compartment model of water diffusion
  13. 1913
    “…This also included one patient with occult OC. All five analyzed lavage specimens from patients with EC harbored mutations. …”
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    Lavage of the Uterine Cavity for Molecular Detection of Müllerian Duct Carcinomas: A Proof-of-Concept Study
  14. 1914
    “…The superficial layer of the LPSA was SMA-immunonegative but the deep layer was slightly immunopositive for SMA. An occult anatomic space exists between the superficial and deep layers of the LPSA, in proximity to the superior tarsal plate margin. …”
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    Aponeurosis of the levator palpebrae superioris in Chinese subjects: A live gross anatomy and cadaveric histological study
  15. 1915
    “…Nearly two-thirds (64.7%) reported performing in-office guaiac-based fecal occult blood tests using digital rectal examination specimens. …”
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    Influences and Practices in Colorectal Cancer Screening Among Health Care Providers Serving Northern Plains American Indians, 2011–2012
  16. 1916
    “…In addition, the rate of occult malignancy in the pyramidal lobe after thyroid surgery is unclear. …”
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    Clinical characteristics of papillary thyroid carcinoma arising from the pyramidal lobe
  17. 1917
    “…Among the patients with clinical stage II, the rate of occult metastases diagnosed by (18)FDG-PET/CT was 7.2% (range, 0%-19.6%) for stage IIA and 15.8% (range, 0%-40.8%) for stage IIB. …”
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    Preoperative [18]fluorodeoxyglucose-positron emission tomography/computed tomography in early stage breast cancer: Rates of distant metastases
  18. 1918
    “…It is unknown whether VTE may be a presenting symptom of occult cancer in these patients. DESIGN: Nationwide population-based cohort study based on Danish medical registry data. …”
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    Risk of cancer in patients with thyroid disease and venous thromboembolism
  19. 1919
    “…AIM: To describe the characteristics of adults who needed to see a doctor in the past year but could not due to the extra cost and assess the impact of limited financial resources on the receipt of routine fecal occult blood test, sigmoidoscopy, or colonoscopy for colon cancer screening among insured patients. …”
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    Colorectal cancer screening use among insured adults: Is out-of-pocket cost a barrier to routine screening?
  20. 1920
    “…Twelve (0.05%) were anti-HBc(+) and HBV DNA(+) but HBsAg(−); they were considered to have occult infection. Further, 664 (2.91%) were HBsAg(−) but anti-HBc(+), indicating chronic or resolving infection. …”
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    Prevalence of Hepatitis B Virus (HBV) Among Blood Donors in Eastern Saudi Arabia: Results From a Five-Year Retrospective Study of HBV Seromarkers
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