Jove
Visualize
Contact Us

Related Concept Videos

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution01:25

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution

Obesity significantly alters the pharmacokinetic processes of drug absorption and distribution, presenting unique challenges in medical treatment. The increased fat tissue and decreased lean muscle in obese individuals can significantly affect how drugs are absorbed into the body and distributed across different tissues. This alteration can lead to variances in the effectiveness and safety of medications, necessitating adjustments in dosing or drug selection for obese patients.One notable...
Obesity01:24

Obesity

The Body Mass Index (BMI) is a numerical value derived from a person's weight and height, used to categorize individuals into weight ranges. It is calculated using the formula: weight in kilograms divided by height in meters squared. Obesity is a health condition characterized by excessive accumulation of adipose tissue that poses health risks, often diagnosed with a BMI ≥ 30. This excess fat storage occurs when surplus dietary calories are converted into triglycerides and stored in adipocytes...
Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion01:20

Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion

Drug metabolism, a critical process in the liver, involves two primary phases: Phase I reactions and Phase II conjugation. Obesity introduces significant alterations in this metabolic process, primarily due to fatty infiltration of the liver, leading to conditions such as nonalcoholic fatty liver disease (NAFLD). This condition can modify the activities of both Phase I and II enzymes, impacting how drugs are metabolized in obese patients.Phase I metabolism sees variable effects across...
Drug Dosing: Obese Patients01:21

Drug Dosing: Obese Patients

In the United States, obesity is a prominent concern. It is linked to heightened mortality rates due to increased occurrences of conditions such as hypertension, atherosclerosis, coronary artery disease, and diabetes compared to nonobese individuals. A patient is classified as obese if their actual body weight surpasses the ideal or desirable body weight by 20%, based on Metropolitan Life Insurance Company data. Ideal body weights consider average weights and heights for males and females...
Type I Diabetes II: Pathophysiology01:26

Type I Diabetes II: Pathophysiology

Type 1 diabetes mellitus arises from an immune-mediated destruction of pancreatic β-cells, resulting in an absolute deficiency of insulin. This process develops in genetically susceptible individuals when autoimmunity, environmental exposures, and immunologic dysregulation converge to trigger a targeted attack on the insulin-producing cells of the pancreas. The β-cells are located within the islets of Langerhans and are essential for regulating blood glucose by facilitating cellular uptake of...
Psychoneuroimmunology: Diabetes and Cancer01:19

Psychoneuroimmunology: Diabetes and Cancer

Chronic stress has been linked to both the onset and progression of serious health conditions, including Type 2 diabetes and cancer. Type 2 diabetes, a widespread chronic illness, is closely associated with obesity and insulin resistance, both of which often worsen under stress. Studies indicate that men experiencing high levels of chronic stress face a 45% higher risk of developing diabetes compared to those with minimal stress. Stress triggers physiological responses that elevate blood...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Incidence of Venous Thromboembolism in Critically Ill Coronavirus Disease 2019 Patients Receiving Prophylactic Anticoagulation.

Critical care medicine·2020
Same author

Special Populations: Disaster Care Considerations in Chronically Ill, Pregnant, and Morbidly Obese Patients.

Critical care clinics·2019
Same author

Critical State of Disaster Preparedness.

Critical care clinics·2019
Same author

Engagement and education: care of the critically ill and injured during pandemics and disasters: CHEST consensus statement.

Chest·2014
Same author

Special populations: care of the critically ill and injured during pandemics and disasters: CHEST consensus statement.

Chest·2014
Same author

Critically ill obese and morbidly obese patients. Preface.

Critical care clinics·2010
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Jun 7, 2026

Isolation of Adipose Tissue Immune Cells
07:09

Isolation of Adipose Tissue Immune Cells

Published on: May 22, 2013

Immunologic changes in obesity.

Mitchell K Craft1, Mary Jane Reed

  • 1Division of Critical Care Medicine, Geisinger Medical Center, 100 North Academy Avenue, Danville, PA 17822, USA.

Critical Care Clinics
|October 26, 2010
PubMed
Summary
This summary is machine-generated.

Obesity significantly alters immune function, leading to chronic inflammation. These immune changes may increase infectious complication risks in critically ill obese patients, though causality requires further investigation.

More Related Videos

Isolation, Characterization, and Purification of Macrophages from Tissues Affected by Obesity-related Inflammation
07:46

Isolation, Characterization, and Purification of Macrophages from Tissues Affected by Obesity-related Inflammation

Published on: April 3, 2017

Characterization of Immune Cells in Human Adipose Tissue by Using Flow Cytometry
07:32

Characterization of Immune Cells in Human Adipose Tissue by Using Flow Cytometry

Published on: March 6, 2018

Related Experiment Videos

Last Updated: Jun 7, 2026

Isolation of Adipose Tissue Immune Cells
07:09

Isolation of Adipose Tissue Immune Cells

Published on: May 22, 2013

Isolation, Characterization, and Purification of Macrophages from Tissues Affected by Obesity-related Inflammation
07:46

Isolation, Characterization, and Purification of Macrophages from Tissues Affected by Obesity-related Inflammation

Published on: April 3, 2017

Characterization of Immune Cells in Human Adipose Tissue by Using Flow Cytometry
07:32

Characterization of Immune Cells in Human Adipose Tissue by Using Flow Cytometry

Published on: March 6, 2018

Area of Science:

  • Immunology
  • Obesity Research
  • Critical Care Medicine

Background:

  • Obesity is linked to numerous immune system changes.
  • Critically ill obese patients face higher infectious complication risks.
  • The causal role of immune alterations in these complications is not fully understood.

Purpose of the Study:

  • To investigate the immune system alterations in obese patients.
  • To explore the potential link between obesity-induced immune changes and infectious complications.

Main Methods:

  • Comparative analysis of immune function between obese and lean individuals.
  • Review of existing literature on immune alterations in obesity and critical care.

Main Results:

  • Obesity causes widespread changes in immune function.
  • A consistent finding is the chronic activation of inflammatory mediators in obese individuals.

Conclusions:

  • Obesity profoundly impacts the immune system.
  • Chronic inflammation appears to be a key consequence of obesity, potentially contributing to adverse outcomes in critical care.