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Related Concept Videos

Burn Injuries01:22

Burn Injuries

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Burn injuries occur when the skin and underlying tissues are damaged due to exposure to heat, electricity, chemicals, radiation, or friction. They can vary in severity, from minor superficial burns to severe deep burns that can be life-threatening.
The damage results in the death of skin cells, which can lead to a massive loss of fluid. Dehydration, electrolyte imbalance, and renal and circulatory failure follow, which can be fatal. Burn patients are treated with intravenous fluids to offset...
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Cellular Injury II: Classification01:21

Cellular Injury II: Classification

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Cellular injury is any process that disrupts a cell’s ability to maintain homeostasis, leading to structural or functional changes. It is broadly classified based on etiology (cause) and mechanism of damage.Classification by EtiologyCellular injury may result from several causes. Hypoxic injury happens due to reduced oxygen delivery, most commonly from inadequate blood supply, such as arterial obstruction; for example, coronary artery thrombosis can cause myocardial infarction. Chemical...
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Spinal Cord Injury ll: Pathophysiology01:14

Spinal Cord Injury ll: Pathophysiology

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Spinal cord injury progresses through two interconnected phases: primary injury and secondary injury.Primary InjuryPrimary injury happens at the moment of trauma and involves immediate mechanical damage to the spinal cord.Compression happens when broken vertebrae, herniated discs, or accumulating blood (such as a hematoma) press directly against the spinal cord, distorting its normal shape and function. In cases of contusion, the cord is bruised by a blunt force (like penetrating injuries or...
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Cellular Injury I: Introduction01:00

Cellular Injury I: Introduction

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Cellular injury occurs when a cell cannot maintain homeostasis or adapt to stressors such as hypoxia, toxins, or trauma. Depending on severity and duration, injury may be reversible, allowing recovery, or irreversible, leading to cell death.General Mechanisms of Cell InjuryAlthough causes vary, most cellular injuries arise from a few key mechanisms that disrupt essential functions and often amplify one another. Cell survival depends on the extent and balance of these disturbances.ATP depletion...
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Secondary Spinal Cord Injury llI: Pathophysiology01:25

Secondary Spinal Cord Injury llI: Pathophysiology

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Early Ischemia and Ionic ImbalanceWithin minutes of spinal cord injury, a secondary cascade begins, progressing over hours to weeks. Vascular damage reduces blood flow, causing ischemia and mitochondrial dysfunction. ATP depletion leads to ion pump failure, membrane depolarization, sodium influx, potassium efflux, and water accumulation, resulting in cellular swelling. Increased intracellular calcium further disrupts mitochondria and accelerates cellular injury.Excitotoxicity and Neuronal...
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Healing II: Complications01:24

Healing II: Complications

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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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Chessboard-like Burn Wound Healing Model of Mice Based on Digital Heating Device
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Burn injury caused by laptop computers.

G Sharma1

  • 1Department of Biomedical and Pharmaceutical Science Master of Science, Idaho State University, USA.

Annals of Medical and Health Sciences Research
|December 19, 2013
PubMed
Summary

Laptop burn, a condition caused by prolonged direct contact with a laptop on the skin, can lead to skin changes. Medical reports confirm this risk, emphasizing preventative measures like using a desk for laptop use.

Area of Science:

  • Dermatology
  • Public Health

Background:

  • Laptop use has become ubiquitous, raising concerns about potential health risks associated with prolonged direct skin contact.
  • The phenomenon of 'laptop burn' or 'toasted skin syndrome' has been documented in medical literature.

Observation:

  • A case study involving a 24-year-old male presented with asymptomatic reddish-brown pigmentation on the thighs.
  • The patient reported consistent daily use of a laptop directly on his lap for extended periods.

Findings:

  • The observed skin pigmentation (erythema ab igne) was directly linked to the heat emitted from the laptop.
  • Experimental induction of the condition occurred within 3 days of using the laptop for 4 hours daily.

Implications:

Keywords:
ErythemaHyper pigmentationLaptop heating

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  • Prolonged laptop use directly on the skin can cause heat-induced dermatological conditions.
  • Recommendations include using laptops in well-ventilated areas and preferably on a desk or table to prevent skin damage and potential long-term complications.