Nurs 117

Introduction to Skin Integrity and Wound Care

  • Importance of understanding injuries related to skin health for nursing practice

  • Interventions based on degree of injury (e.g., superficial vs. deep wounds)

Factors Affecting Skin Integrity

Age

  • Older patients may have compromised skin integrity due to malnourishment, immobility

  • Comparison to younger, healthier individuals who are more mobile

Mobility and Pressure Injuries

  • Immobility increases risk of pressure injuries due to prolonged pressure on specific skin areas

  • Importance of repositioning patients to prevent skin breakdown

    • Nursing interventions involve establishing a schedule for patient movement

    • Understanding of patient autonomy; patients can be instructed to move if cognitively aware

  • Risks of shearing and friction injury when repositioning:

    • Sliding down in bed can lead to skin damage

    • Recommended techniques involve using draw sheets to minimize skin friction

Health Factors Impacting Skin Integrity

Hemoglobin Levels

  • Importance of hemoglobin in transporting oxygen for tissue healing

  • Low hemoglobin may lead to increased skin sensitivity and risks for healing complications

Nutrition

  • Key nutrients for skin health include:

    • Cholesterol: necessary for skin rebuilding

    • Vitamins (e.g., Vitamin C), zinc, and copper: essential for skin healing

  • Nurses may need to explain the role of nutrition to patients and monitor dietary intake

Sensation and Neuropathy

  • Patients with diabetes often suffer from neuropathy, leading to:

    • Reduced sensation in extremities

    • Risk of unnoticed injuries such as ulcers on feet

Cognition

  • Patients with cognitive impairments (e.g., dementia, Alzheimer's) require more vigilant skin care

  • Lack of awareness of the need to shift positions can increase skin injury risks

Circulation Issues

  • Possible arterial and venous issues affecting skin integrity

    • Can lead to stasis and increased risk for ulcers

  • Medications may impact blood flow:

    • Blood pressure medications: risk of ischemia due to reduced perfusion

    • Steroids: can inhibit healing and increase blood sugar levels, complicating diabetes management

    • Anticoagulants: increase bleeding risks after injuries

    • Medications contributing to possible side effects like photosensitivity

    • Stevens-Johnson syndrome: a serious drug reaction affecting skin and mucous membranes

Impact of Moisture on Skin Integrity

Incontinence and Skin Damage

  • Moisture-associated skin damage risks from urine or excessive sweating

  • Importance of maintaining dry skin to prevent damage

  • Use of powders and barrier creams:

    • Powders may prevent fungal infections; barrier creams protect but should be applied with caution in specific areas

Infection and Wound Care

  • Understanding the difference between colonization and infection:

    • All chronic wounds are contaminated; however, only some become infected

    • Importance of careful wound management to minimize infection risks

Types of Wounds and Classification

Wound Categories

  • Open vs. closed wounds

  • Acute (less than 4 weeks) vs. chronic wounds

  • Levels of contamination in wounds:

    • Clean wounds: free from contamination

    • Clean-contaminated wounds: some contamination risk but without obvious infection

    • Contaminated wounds: presence of infection

  • Critical Colonization: when bacteria overwhelm the body's defenses, risking infection

  • Infection: when the body fails to manage bacterial load

Types of Wounds

  • Superficial, partial thickness, full thickness, and penetrating wounds described

  • Chronological understanding of pressure injuries and their stages:

    • Stage 1: Non-blanchable erythema; skin is intact

    • Stage 2: Partial thickness skin loss; involves epidermis and possibly dermis

    • Stage 3: Full thickness skin loss involving subcutaneous tissue

    • Stage 4: Full thickness loss with exposure of bone, tendon, and muscle

Special Types of Ulcers

Pressure Injuries (formerly known as pressure ulcers, bedsores)

  • Prevention is key due to difficulty healing once damage occurs

  • Understanding that once classified, the stage remains even after healing (e.g., Stage 2 healing)

Arterial Ulcers

  • Characterized by small, round sores with smooth borders; skin appears shiny, cool, and hairless

  • Associated pain due to poor arterial blood flow

Venous Stasis Ulcers

  • Skin discoloration and swelling; often weeping sores

  • Treatment may involve frequent dressing changes and attention to skin condition

Diabetic Foot Ulcers

  • Common sites for examination include toes, pressure points, and pads of the feet

  • Risk of painless wounds due to nerve damage results in lack of awareness of injury until severe

Healing Processes

Wound Healing Techniques

  • Primary Intention: Clean wounds stitched, minimal scarring

  • Secondary Intention: Wounds left open to heal from inside out; involves granulation tissue

  • Tertiary Intention: Wounds intentionally left open for a period before closure

Complications in Wound Healing

Dehiscence and Evisceration

  • Definitions and immediate actions required in case of occurrence

Fistula Formation

Definition

  • An abnormal connection between two bodily spaces that shouldn't be connected.

    • Example: Fistula between rectum and vagina can lead to serious complications.

Importance of Skin Integrity in Nursing Practice

  • Ongoing assessments, patient education, and prompt interventions are crucial for maintaining skin health and preventing complications.

  • Nurses play a significant role in monitoring and addressing skin integrity issues throughout patient care; requires vigilance for varied skin tones in patients.