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Related Concept Videos

Healing I: Introduction01:11

Healing I: Introduction

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Healing is the physiological process by which the body restores the integrity and function of damaged tissues following injury. It involves a coordinated interplay of cellular proliferation, extracellular matrix remodeling, and growth factor signaling. The extent and nature of the tissue damage determine whether healing occurs by resolution, regeneration, or replacement.ResolutionResolution represents the most complete form of healing, occurring when the injury is minimal and tissue...
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Healing II: Complications01:24

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Complications during healing arise when tissue repair is altered by local or systemic factors. These changes involve abnormal collagen deposition, altered biomechanics, and reduced vascular supply, impairing restoration of normal structure and function.Loss of FunctionScar tissue differs significantly from the original tissue it replaces. In the skin, fibrosis lacks adnexal structures such as hair follicles, sebaceous glands, and sweat glands. Their absence reduces tactile sensitivity, impairs...
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Overview of Regeneration and Repair01:19

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Regeneration and repair processes are critical in healing damages caused by injury, disease, and aging. In regeneration, the damaged tissue is entirely replaced with new growth that restores the original architecture and function. In contrast, tissue repair usually results in a fixed tissue architecture involving scar formation. Scars generally do not reestablish tissue function and may also exhibit structural abnormalities at the injury site.
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The immune system's inflammatory response destroys the invading pathogen, permitting the tissue to heal. The changes during the cellular and vascular stages allow exudate formation at the site of inflammation. The inflammatory exudate released from the wound has high protein content and a specific gravity above 1.020.
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Following injury, the integrity of the injured tissues must be reestablished. For example, in skin tissue, wound repair involves coordination among resident skin cells, blood mononuclear cells, extracellular matrix, growth factors, and cytokines to complete the healing cascade.
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ED, heal thyself.

Nora V Becker1, Ari B Friedman1

  • 1Department of Health Care Management, Wharton School of Business, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.

The American Journal of Emergency Medicine
|December 17, 2013
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Summary
This summary is machine-generated.

Hospitals face financial penalties for reducing emergency department (ED) wait times due to uncompensated care. The Patient Protection and Affordable Care Act may lessen these penalties, potentially making mandated solutions unnecessary.

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Area of Science:

  • Health Economics
  • Healthcare Management
  • Public Health Policy

Background:

  • Emergency department (ED) wait times have been a persistent problem for over 20 years.
  • Existing operational research methods have not sufficiently resolved ED crowding.
  • Hospitals face financial disincentives to improve ED efficiency.

Purpose of the Study:

  • To present an economic framework analyzing the disincentives for improving ED wait times.
  • To evaluate the impact of the Patient Protection and Affordable Care Act (ACA) on ED wait time improvement incentives.
  • To propose policy recommendations for addressing ED crowding.

Main Methods:

  • Economic modeling to abstract operational details and identify fundamental disincentives.
  • Analysis of the financial penalties associated with reduced wait times, specifically uncompensated care.
  • Assessment of the projected effects of the ACA's insurance expansion on these financial disincentives.

Main Results:

  • Hospitals are financially penalized for reducing ED wait times when it leads to increased uncompensated care.
  • The insurance expansion under the ACA is likely to reduce this financial penalty.
  • Mandating ED crowding solutions may be counterproductive if the ACA's impact is significant.

Conclusions:

  • The ACA's insurance expansion may alleviate the financial disincentives for hospitals to improve ED wait times.
  • Mandatory interventions for ED crowding might be unnecessary and potentially harmful.
  • If the ACA's impact is insufficient, incorporating ED wait times into the hospital value-based purchasing initiative is recommended.