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  1. 3401
    “…Therefore, it is urgent to discover metastasis-related biomarkers for the detection of ovarian cancer in its occult metastasis stage. Altered glycosylation is a universal feature of malignancy and certain types of glycan structures are well-known markers for tumor progressions. …”
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    Discovery of Specific Metastasis-Related N-Glycan Alterations in Epithelial Ovarian Cancer Based on Quantitative Glycomics
  2. 3402
    “…BACKGROUND: An important challenge to pulmonary arterial hypertension (PAH) diagnosis and treatment is early detection of occult pulmonary vascular pathology. Symptoms are frequently confused with other disease entities that lead to inappropriate interventions and allow for progression to advanced states of disease. …”
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    Analysis of Volatile Compounds in Exhaled Breath Condensate in Patients with Severe Pulmonary Arterial Hypertension
  3. 3403
    “…The remaining participants are classified as non-cases, even though some may have occult disease. The standard analysis includes all study participants, which can create bias in the estimates of diagnostic accuracy since not all participants receive disease status verification. …”
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    Reducing decision errors in the paired comparison of the diagnostic accuracy of screening tests with Gaussian outcomes
  4. 3404
    “…Data collected included gender, age, initial best-corrected visual acuity (BCVA), prior photodynamic therapy, lesion type (classic versus occult), type of macular edema (intraretinal fluid, subretinal fluid, pigment epithelium detachment) and the total number of previous ranibizumab injections. …”
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    Clinical Risk Factors for Poor Anatomic Response to Ranibizumab in Neovascular Age-Related Macular Degeneration§
  5. 3405
    “…A patient with unexplained thromboembolism may have occult visceral malignancy; thus, mucin tumor markers may indicate the origin of a mucin-producing carcinoma, and postmortem examination may play an important role in revealing the hidden malignancy.…”
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    Trousseau's Syndrome Caused by Intrahepatic Cholangiocarcinoma: An Autopsy Case Report and Literature Review
  6. 3406
    “…Therefore determining the HCV genotype in PBMCs, before beginning the therapy is useful due to the possibility of occult infection detection.…”
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    Molecular Epidemiology of Different Hepatitis C Genotypes in Serum and Peripheral Blood Mononuclear Cells in Jahrom City of Iran
  7. 3407
    por Veeranki, Sreenivas P, Zheng, Shimin
    Publicado 2014
    “…METHODS: We examined data from the TN Behavioral Risk Factor Surveillance System for 2002, 2004, 2006 and 2008 to estimate the proportion of respondents aged 50 years and above who were up-to-date status with CRC screening, defined as an annual home fecal occult blood test and/or sigmoidoscopy or colonoscopy in the past 5 years. …”
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    Trends and Determinants of Up-to-date Status with Colorectal Cancer Screening in Tennessee, 2002-2008
  8. 3408
    “…In resource limited settings these methods may not be sufficient to detect occult tissue hypoxia and the accompanying metabolic derangements. …”
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    Acid-Base disorders as predictors of early outcomes in major Trauma in a resource limited setting: An observational prospective study
  9. 3409
    “…Abdominal pain (54.5%) and occult gastrointestinal bleeding (23.6%) were the most common presentations. …”
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    Double-balloon Enteroscopy: The results of a new experience in Iran
  10. 3410
    “…RESULTS: Of the 2519 samples screened, fecal leucocytes, erythrocytes and occult blood were detected in 1629 samples. Most of the patients had acute watery diarrhea (75%) and vomiting (78%). …”
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    Inflammatory diarrhea due to enteroaggregative Escherichia coli: evidence from clinical and mice model studies
  11. 3411
    “…There is no universally accepted effective non-invasive screening test for CRC. Guaiac based faecal occult blood (gFOB) testing has largely been superseded by Faecal Immunochemical testing (FIT), but sensitivity still remains poor. …”
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    Detection of Colorectal Cancer (CRC) by Urinary Volatile Organic Compound Analysis
  12. 3412
    “…This study was designed to evaluate the cost-effectiveness of two different CRC screening protocols: faecal occult blood test (FOBT) alone, and FOBT plus a high-risk factor questionnaire (HRFQ) as the respective initial screens, followed by colonoscopy. …”
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    Cost-Effectiveness of Colorectal Cancer Screening Protocols in Urban Chinese Populations
  13. 3413
    “…BACKGROUND/AIMS: Occult HBV infection can persist following HBsAg loss and be transmitted, but the virological features are not well defined. …”
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    Spontaneous HBsAg loss in Korean patients: relevance of viral genotypes, S gene mutations, and covalently closed circular DNA copy numbers
  14. 3414
    por Xie, Juan, He, Mingzhen, Zhu, Weiying
    Publicado 2014
    “…These associations varied greatly by clinical type, with strong effects on sudden cardiac death, moderate effects on acute myocardial infarction and angina, weak effects on ischemic cardiomyopathy, and no effect on occult CHD. The associations were stronger among people aged 65 years or more than in younger individuals and in the cool season versus the warm one. …”
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    Acute Effects of Outdoor Air Pollution on Emergency Department Visits Due to Five Clinical Subtypes of Coronary Heart Diseases in Shanghai, China
  15. 3415
    “…We used a difference-in-differences design to measure the overall impact of ColonCancerCheck on past-year fecal occult blood testing (FOBT) and endoscopy in Ontario relative to the rest of Canada. …”
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    Effectiveness of an organized colorectal cancer screening program on increasing adherence in asymptomatic average-risk Canadians
  16. 3416
    “…BACKGROUND: Chronic use of non-steroidal anti-inflammatory drugs (NSAIDs) is associated with an increased risk of gastrointestinal (GI) toxicity, including occult blood loss and the development of clinically significant anaemia. …”
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    Monitoring Complete Blood Counts and Haemoglobin Levels in Osteoarthritis Patients: Results from a European Survey Investigating Primary Care Physician Behaviours and Understanding
  17. 3417
    “…The odds of having had a fecal occult blood test in the previous two years and being up-to-date with colorectal tests were 32% and 46% lower, respectively, for Ontarians with IDD compared to those without IDD. …”
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    Uptake of Colorectal Cancer Screening among Ontarians with Intellectual and Developmental Disabilities
  18. 3418
    “…Plausible underlying mechanisms relating to cerebral hypoperfusion or occult cerebrovascular disease have been described and it seems likely that these may coexist and exert synergistic effects. …”
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    ‘Hearts and minds’: association, causation and implication of cognitive impairment in heart failure
  19. 3419
    “…For HBsAg-negative population, being anti-HBc positive/anti-HBs negative, which possibly indicated occult HBV infection, was also found to have some associations with gastric cancer. …”
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    Hepatitis B virus infection is associated with gastric cancer in China: an endemic area of both diseases
  20. 3420
    “…BACKGROUND: Approximately 10% of women suffer from premature ovarian senescence (POS), ca. 9% as occult primary ovarian insufficiency (OPOI, also called premature ovarian aging, POA) and ca. 1% as primary ovarian insufficiency (POI, also called premature ovarian failure, POF). …”
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    Prospectively assessing risk for premature ovarian senescence in young females: a new paradigm
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