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Related Concept Videos

Errors occurring during blood pressure monitoring01:25

Errors occurring during blood pressure monitoring

Blood pressure monitoring is a crucial clinical procedure in diagnosing and managing various cardiovascular conditions. Despite its significance, the accuracy of blood pressure measurements can be compromised by multiple factors, potentially leading to either falsely high or low readings. These inaccuracies are critical as they can significantly impact patient care. So, it is vital to understand these challenges deeply and adopt strategic approaches to minimize errors.
Several factors...
Data Reporting and Recording01:24

Data Reporting and Recording

Reporting and recording are crucial in data documentation. The timely, thorough, and accurate documentation of facts is essential when recording patient data. Failure to record findings during an assessment or interpretation of a problem will result in loss of information and make the patient document unreliable. The reader is left with general impressions if the information is not specific. A recording is documenting data of the individual's health information in a traceable, secure, and...
Venous Thrombosis IV: Nursing Management01:30

Venous Thrombosis IV: Nursing Management

Nursing management begins with a thorough assessment of the patient's health history. Key factors include trauma to veins, peripherally inserted central catheters, varicose veins, recent pregnancy or childbirth, surgery, bacteremia, prolonged bed rest, atrial fibrillation, COPD, heart failure, cancer, coagulation disorders, myocardial infarction, spinal cord injury, stroke, prolonged travel, recent bone fractures, and dehydration. Review medication intake, particularly oral contraceptives,...
Disorders of Hemostasis01:24

Disorders of Hemostasis

Hemostasis, the process that stops bleeding after a blood vessel injury, is crucial for maintaining the integrity of the circulatory system. However, disorders of hemostasis can disrupt this delicate balance, leading to either excessive clotting or bleeding. These disorders can be broadly classified into thromboembolic disorders and bleeding disorders.
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.
Esophageal Varices-II: Clinical Features and Management01:28

Esophageal Varices-II: Clinical Features and Management

Esophageal varices often manifest as gastrointestinal bleeding episodes, presenting symptoms like hematemesis (vomiting of blood), hematochezia (passing fresh blood via the rectum), and melena (black, tarry stools). Other signs can include weight loss, anorexia, abdominal discomfort, jaundice, pruritus, altered mental status, and muscle cramps.
In the initial assessment, a thorough review of the patient's medical history is vital to identify risk factors such as liver disease, alcohol abuse, or...
Measurement of Blood Pressure01:17

Measurement of Blood Pressure

Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a stethoscope.

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Related Experiment Video

Updated: Jun 17, 2026

Auricular Point Acupressure Therapy: A Safe and Effective Treatment for Postsurgical Abortion Recovery
07:28

Auricular Point Acupressure Therapy: A Safe and Effective Treatment for Postsurgical Abortion Recovery

Published on: February 3, 2026

Accuracy of reporting bleeding during pregnancy.

Reem Hasan1, Michele L Jonsson Funk, Amy H Herring

  • 1Epidemiology Branch, National Institute of Environmental Health Sciences, Research Triangle Park, NC 27709, USA. reem_hasan@med.unc.edu

Paediatric and Perinatal Epidemiology
|January 19, 2010
PubMed
Summary

Vaginal bleeding during early pregnancy is common. This study found that women accurately recall bleeding episodes when interviewed later, suggesting interviews are reliable for assessing this early pregnancy symptom.

Related Experiment Videos

Last Updated: Jun 17, 2026

Auricular Point Acupressure Therapy: A Safe and Effective Treatment for Postsurgical Abortion Recovery
07:28

Auricular Point Acupressure Therapy: A Safe and Effective Treatment for Postsurgical Abortion Recovery

Published on: February 3, 2026

Area of Science:

  • Obstetrics and Gynecology
  • Reproductive Health
  • Clinical Epidemiology

Background:

  • Vaginal bleeding in early pregnancy is often perceived as a sign of increased risk.
  • The accuracy of retrospectively reported vaginal bleeding has not been previously evaluated.
  • Understanding reporting accuracy is crucial for interpreting this common pregnancy symptom.

Purpose of the Study:

  • To assess the agreement between prospective daily diary reports and retrospective interview recall of vaginal bleeding in the first trimester.
  • To identify potential predictors of reporting accuracy for vaginal bleeding during early pregnancy.

Main Methods:

  • A prospective community-based pregnancy cohort study enrolled 153 participants before pregnancy.
  • Participants maintained web-based daily diaries from pre-conception through the first trimester.
  • A first-trimester interview was conducted; bleeding data from diaries and interviews were compared using Kappa statistics and log-linear models.

Main Results:

  • High agreement was observed between diary and interview reports for bleeding characteristics (Kappas 0.77–0.84).
  • Retrospective reporting of any bleeding demonstrated a sensitivity of 0.80 and specificity of 1.0.
  • Reporting sensitivity decreased for smaller time intervals; no significant predictors of agreement were identified in the small sample.

Conclusions:

  • Vaginal bleeding, a frequent and concerning early pregnancy symptom, can be assessed with reasonable accuracy via retrospective interview.
  • This finding supports the utility of interview-based assessments for understanding early pregnancy bleeding patterns.