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Soft-Tissue Injury
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Sections Introduction to Soft Tissue Injury Anatomy & Physiology of Soft- Tissue Injury Pathophysiology of Soft-Tissue Injury Dressing & Bandage Materials Assessment of Soft-Tissue Injuries Management of Soft-Tissue Injuries Introduction to Soft Tissue Injury Anatomy & Physiology of Soft- Tissue Injury Pathophysiology of Soft-Tissue Injury Dressing & Bandage Materials Assessment of Soft-Tissue Injuries Management of Soft-Tissue Injuries
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Skin is the largest, most important organ 16% of total body weight Function Protection Sensation Temperature Regulation AKA: Integumentary System Skin is the largest, most important organ 16% of total body weight Function Protection Sensation Temperature Regulation AKA: Integumentary System Introduction to Soft-Tissue Injury
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Epidemiology Open Wounds Over 10 million wounds present to ED Most require simple care and some suturing Up to 6.5% may become infected Closed Wounds More Common Contusions, Sprains, Strains Epidemiology Open Wounds Over 10 million wounds present to ED Most require simple care and some suturing Up to 6.5% may become infected Closed Wounds More Common Contusions, Sprains, Strains Introduction to Soft-Tissue Injury
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A&P of Soft Tissue Injuries Skin Layers Epidermis Outermost, avascular layer of dead cells Helps prevent infection Sebum Waxy, oily substance that lubricates surface Dermis Upper Layer (Papillary Layer) Loose connective tissue, capillaries and nerves Lower Layer (Reticular Layer) Integrates dermis with SQ layer Blood vessels, nerve endings, glands Sebaceous & Sudoriferous Glands Subcutaneous Adipose tissue Heat retention Skin Layers Epidermis Outermost, avascular layer of dead cells Helps prevent infection Sebum Waxy, oily substance that lubricates surface Dermis Upper Layer (Papillary Layer) Loose connective tissue, capillaries and nerves Lower Layer (Reticular Layer) Integrates dermis with SQ layer Blood vessels, nerve endings, glands Sebaceous & Sudoriferous Glands Subcutaneous Adipose tissue Heat retention
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A&P of Soft Tissue Injuries Blood Vessels Arteries Arterioles Capillaries Venules Veins Layers Tunica Intima Tunica Media Tunica Adventitia Blood Vessels Arteries Arterioles Capillaries Venules Veins Layers Tunica Intima Tunica Media Tunica Adventitia
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A&P of Soft Tissue Injuries Muscles Beneath skin layers Fascia Thick, fibrous, inflexible membrane surrounding muscle the aids to bind muscle groups together Muscles Beneath skin layers Fascia Thick, fibrous, inflexible membrane surrounding muscle the aids to bind muscle groups together
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A&P of Soft Tissue Injuries Tension Lines Natural patterns in the surface of the skin revealing tension within Tension Lines Natural patterns in the surface of the skin revealing tension within
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Pathophysiology of Soft-Tissue Injury Closed Wounds Contusions Erythema Ecchymosis Hematomas Crush Injuries Closed Wounds Contusions Erythema Ecchymosis Hematomas Crush Injuries Open Wounds Abrasions Lacerations Incisions Punctures Impaled Objects Avulsions Amputations Open Wounds Abrasions Lacerations Incisions Punctures Impaled Objects Avulsions Amputations
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Hemorrhag e Arterial Capillary Venous Hemorrhag e Arterial Capillary Venous Pathophysiology of Soft-Tissue Injury
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Wound Healing Hemostasis Body’s natural ability to stop bleeding & the ability to clot blood Begins immediately after injury Inflammation Local biochemical process that attracts WBC’s Epithelialization Migration of epithelial cells over wound surface Wound Healing Hemostasis Body’s natural ability to stop bleeding & the ability to clot blood Begins immediately after injury Inflammation Local biochemical process that attracts WBC’s Epithelialization Migration of epithelial cells over wound surface Pathophysiology of Soft-Tissue Injury (continued)
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Neovascularization New growth of capillaries in response to healing Collagen Synthesis Fibroblasts: Cells that form collagen Collagen: Tough, strong protein that comprises connective tissue Neovascularization New growth of capillaries in response to healing Collagen Synthesis Fibroblasts: Cells that form collagen Collagen: Tough, strong protein that comprises connective tissue Pathophysiology of Soft-Tissue Injury
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Infection Most common and most serious complication of open wounds 1:15 wounds seen in ED result in infection Delay healing Spread to adjacent tissues Systemic infection: Sepsis Presentation Pus: WBC’s, cellular debris, & dead bacteria Lymphangitis: Visible red streaks Fever & Malaise Localized Fever Infection Most common and most serious complication of open wounds 1:15 wounds seen in ED result in infection Delay healing Spread to adjacent tissues Systemic infection: Sepsis Presentation Pus: WBC’s, cellular debris, & dead bacteria Lymphangitis: Visible red streaks Fever & Malaise Localized Fever Pathophysiology of Soft-Tissue Injury
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Infection Risk Factors Host’s health & pre-existing illnesses Medications (NSAID’s) Wound type and location Associated contamination Treatment provided Infection Management Antibiotics & keep wound clean Gangrene Deep space infection of anerobic bacteria Bacterial Gas and Odor Tetanus Lockjaw Infection Risk Factors Host’s health & pre-existing illnesses Medications (NSAID’s) Wound type and location Associated contamination Treatment provided Infection Management Antibiotics & keep wound clean Gangrene Deep space infection of anerobic bacteria Bacterial Gas and Odor Tetanus Lockjaw Pathophysiology of Soft-Tissue Injury
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Other Wound Complications Impaired Hemostasis Medications Anticoagulants Aspirin Warfarin (Coumadin) Heparin Antifibrinolytics Re-Bleeding Delayed Healing Compartment Syndrome Abnormal Scar Formation Pressure Injuries Other Wound Complications Impaired Hemostasis Medications Anticoagulants Aspirin Warfarin (Coumadin) Heparin Antifibrinolytics Re-Bleeding Delayed Healing Compartment Syndrome Abnormal Scar Formation Pressure Injuries Pathophysiology of Soft-Tissue Injury
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Crush Injury Body tissues are subjected to severe compressive forces Tamponading of distal tissue Buildup of byproducts of metabolism “Wood-like” distal tissue Associated Injury Crush Injury Body tissues are subjected to severe compressive forces Tamponading of distal tissue Buildup of byproducts of metabolism “Wood-like” distal tissue Associated Injury Pathophysiology of Soft-Tissue Injury
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Crush Syndrome Body is entrapped for >4 hours Crushed muscle tissue becomes necrotic Traumatic Rhabdomyolysis Skeletal Muscle Degradation Release of toxins Myoglobin Phosphate Potassium Lactic Acid Uric Acid When tissue is released, toxins move RAPIDLY into systemic circulation Impacts Cardiac Function Impacts Kidney Function Crush Syndrome Body is entrapped for >4 hours Crushed muscle tissue becomes necrotic Traumatic Rhabdomyolysis Skeletal Muscle Degradation Release of toxins Myoglobin Phosphate Potassium Lactic Acid Uric Acid When tissue is released, toxins move RAPIDLY into systemic circulation Impacts Cardiac Function Impacts Kidney Function Pathophysiology of Soft-Tissue Injury
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Injection Injury High-pressure line bursts Injects fluid or other substance into skin and into subcutaneous tissue Injection Injury High-pressure line bursts Injects fluid or other substance into skin and into subcutaneous tissue Pathophysiology of Soft-Tissue Injury
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Sterile & Non-sterile Dressings Sterile: Direct wound contact Non-sterile: Bulk dressing above sterile Occlusive/Non-occlusive Dressings Adherent/Non-adherent Dressings Adherent: stick to blood or fluid Absorbent/Non-absorbent Absorbent: soak up blood or fluids Wet/Dry Dressings Wet: Burns, postoperative wounds (Sterile NS) Dry: Most common Sterile & Non-sterile Dressings Sterile: Direct wound contact Non-sterile: Bulk dressing above sterile Occlusive/Non-occlusive Dressings Adherent/Non-adherent Dressings Adherent: stick to blood or fluid Absorbent/Non-absorbent Absorbent: soak up blood or fluids Wet/Dry Dressings Wet: Burns, postoperative wounds (Sterile NS) Dry: Most common Dressing & Bandage Materials
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Self-adherent roller bandage Kerlex/Kling Multi-ply, stretch; 1-6” Gauze bandage Single ply, non-stretch: 1-3” Adhesive bandages Elastic (Ace) Bandages Triangular Bandages Self-adherent roller bandage Kerlex/Kling Multi-ply, stretch; 1-6” Gauze bandage Single ply, non-stretch: 1-3” Adhesive bandages Elastic (Ace) Bandages Triangular Bandages Dressing & Bandage Materials
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Scene Size-up Initial Assessment Focused H&P Evaluate MOI and consider IOS Rapid versus Focused Assessment Detailed Physical Exam Inquiry, Inspection, Palpation, Auscultation Ongoing Assessment Scene Size-up Initial Assessment Focused H&P Evaluate MOI and consider IOS Rapid versus Focused Assessment Detailed Physical Exam Inquiry, Inspection, Palpation, Auscultation Ongoing Assessment Assessment of Soft Tissue Injuries
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Objectives of Wound Dressing & Bandaging Hemorrhage Control Direct Pressure Elevation Pressure Points Consider Ice Constricting Band Tourniquet USE ALL COMPONENTS TOGETHER Objectives of Wound Dressing & Bandaging Hemorrhage Control Direct Pressure Elevation Pressure Points Consider Ice Constricting Band Tourniquet USE ALL COMPONENTS TOGETHER Management of Soft-Tissue Injury
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Do’s Apply in a way that will not injure tissue beneath it. Use something at least 2” wide Consider using a blood pressure cuff. Write TQ and time placed on patient’s forehead. Do’s Apply in a way that will not injure tissue beneath it. Use something at least 2” wide Consider using a blood pressure cuff. Write TQ and time placed on patient’s forehead. Don’ts Use unless you can not control the bleeding via other means Use rope or wire. Release it once applied. Don’ts Use unless you can not control the bleeding via other means Use rope or wire. Release it once applied. Tourniquet
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Objectives of Wound Dressing & Bandaging Sterility Keep the wound as clean as possible If wound is grossly contaminated consider cleansing Immobilization Prevents movement and aggravation of wound Do not use an elastic bandage: TQ effect Monitor distal pulse, motor, and sensation Objectives of Wound Dressing & Bandaging Sterility Keep the wound as clean as possible If wound is grossly contaminated consider cleansing Immobilization Prevents movement and aggravation of wound Do not use an elastic bandage: TQ effect Monitor distal pulse, motor, and sensation Management of Soft-Tissue Injury (continued)
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Pain & Edema Control Cold packs Moderate pressure over wound Consider analgesic if approved by medical control Pain & Edema Control Cold packs Moderate pressure over wound Consider analgesic if approved by medical control Management of Soft-Tissue Injury
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Scalp Rich supply of blood vessels Rarely account for shock Can be severe and difficult to control With Skull Fracture Gentle digital pressure around the wound Pressure on local arteries Without Skull Fracture Direct pressure Scalp Rich supply of blood vessels Rarely account for shock Can be severe and difficult to control With Skull Fracture Gentle digital pressure around the wound Pressure on local arteries Without Skull Fracture Direct pressure Anatomical Considerations for Bandaging
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Face Heavy bleeding Assess and protect the airway Blood is a gastric irritant Be alert for nausea and vomiting Ear or Mastoid Cover and Collect bleeding DO NOT STOP CSF Face Heavy bleeding Assess and protect the airway Blood is a gastric irritant Be alert for nausea and vomiting Ear or Mastoid Cover and Collect bleeding DO NOT STOP CSF Anatomical Considerations for Bandaging
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Neck Consider circumferential bandage Protect trachea and carotids C-Collar and dressing Occlusive dressing if lacerated vessel Shoulder Care to avoid pressure Axillary artery Trachea Anterior neck Neck Consider circumferential bandage Protect trachea and carotids C-Collar and dressing Occlusive dressing if lacerated vessel Shoulder Care to avoid pressure Axillary artery Trachea Anterior neck Anatomical Considerations for Bandaging
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Trunk Minor wounds: Dressing and tape Major wounds: Circumferential wrap Ladder splint behind back and wrap gauze over it Prevents worsening of respiratory status Groin & Hip Bandage by following contours of body Movement can increase tightness of bandage Trunk Minor wounds: Dressing and tape Major wounds: Circumferential wrap Ladder splint behind back and wrap gauze over it Prevents worsening of respiratory status Groin & Hip Bandage by following contours of body Movement can increase tightness of bandage Anatomical Considerations for Bandaging
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Elbow and Knee Circumferential wrap and splint Splinting reduces movement Position of function Half flexion/half extension Hand and Finger Bulky dressing Position of function Ankle and Foot Circumferential bandage Elbow and Knee Circumferential wrap and splint Splinting reduces movement Position of function Half flexion/half extension Hand and Finger Bulky dressing Position of function Ankle and Foot Circumferential bandage Anatomical Considerations for Bandaging
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Complications of Bandaging Always assess before and after Pulse Motor Sensation Developing ischemia Pain Pallor Tingling Loss of pulse Decreased capillary refill Is dressing size appropriate to injury? Complications of Bandaging Always assess before and after Pulse Motor Sensation Developing ischemia Pain Pallor Tingling Loss of pulse Decreased capillary refill Is dressing size appropriate to injury? Anatomical Considerations for Bandaging
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Amputations Patient Control bleeding by bulky dressing Consider tourniquet proximal to wound Do not delay transport to to locate amputated part Have a second unit transport the part Amputated Part Dry cooling and rapid transport Part in plastic bag (Double bag) Immerse in cold water Avoid direct contact between tissue and cold water Amputations Patient Control bleeding by bulky dressing Consider tourniquet proximal to wound Do not delay transport to to locate amputated part Have a second unit transport the part Amputated Part Dry cooling and rapid transport Part in plastic bag (Double bag) Immerse in cold water Avoid direct contact between tissue and cold water Anatomical Considerations for Bandaging: Specific Wounds
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Impaled Objects Stabilize with bulky dressing in place Prevent movement of object Consider cutting or shortening LARGE impaled objects Prevent gross movement Reduce heat to patient if cutting torch used REMOVE ONLY IF In cheek and interferes with airway Interferes with CPR Poor outcome Impaled Objects Stabilize with bulky dressing in place Prevent movement of object Consider cutting or shortening LARGE impaled objects Prevent gross movement Reduce heat to patient if cutting torch used REMOVE ONLY IF In cheek and interferes with airway Interferes with CPR Poor outcome Anatomical Considerations for Bandaging: Specific Wounds
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Crush Syndrome Anticipate Problems Victims of prolonged entrapment Ensure that scene is safe Initial assessment Control any initial problems Greater the body area compressed, the longer the entrapment, the greater the risk of crush syndrome Once body part is freed, toxic by-products of crush injury are released into systemic circulation. General management for soft tissue and musculoskeletal injury. Crush Syndrome Anticipate Problems Victims of prolonged entrapment Ensure that scene is safe Initial assessment Control any initial problems Greater the body area compressed, the longer the entrapment, the greater the risk of crush syndrome Once body part is freed, toxic by-products of crush injury are released into systemic circulation. General management for soft tissue and musculoskeletal injury. Anatomical Considerations for Bandaging: Specific Wounds
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Crush Syndrome Management IV: 20-30ml/kg of NS or D51/2NS AVOID LR or K + based solutions After bolus, continuous infusion of 20ml/kg/hr Consider Sodium Bicarbonate 1 mEq/kg initial bolus 0.25 mEq/kg/hr infusion Corrects systemic acidosis Consider Calcium Chloride 500 mg IVP Counteracts hyperkalemia Consider Diuretics Mannitol (Osmotrol) Furosemide (Lasix) Crush Syndrome Management IV: 20-30ml/kg of NS or D51/2NS AVOID LR or K + based solutions After bolus, continuous infusion of 20ml/kg/hr Consider Sodium Bicarbonate 1 mEq/kg initial bolus 0.25 mEq/kg/hr infusion Corrects systemic acidosis Consider Calcium Chloride 500 mg IVP Counteracts hyperkalemia Consider Diuretics Mannitol (Osmotrol) Furosemide (Lasix) Anatomical Considerations for Bandaging: Specific Wounds
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Compartment Syndrome Likely 4-8 hours post-injury Symptom Severe pain out of proportion with physical exam findings 6 – P’s Pain Paresthesia Paresis Pressure Passive stretching pain Pulselessness Normal motor and sensory function Compartment Syndrome Likely 4-8 hours post-injury Symptom Severe pain out of proportion with physical exam findings 6 – P’s Pain Paresthesia Paresis Pressure Passive stretching pain Pulselessness Normal motor and sensory function Anatomical Considerations for Bandaging: Specific Wounds
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Compartment Syndrome Management Care of underlying injury Splint and immobilize all suspected fractures Cold packs to severe contusions Most effective prehospital management Reduces edema Prevents ischemia Compartment Syndrome Management Care of underlying injury Splint and immobilize all suspected fractures Cold packs to severe contusions Most effective prehospital management Reduces edema Prevents ischemia Anatomical Considerations for Bandaging: Specific Wounds
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Face & Neck Potential for airway obstruction or compromise Aggressive suctioning and oxygenation Consider intubation If excessive swelling or damage Needle or surgical cricothyroidotomy Face & Neck Potential for airway obstruction or compromise Aggressive suctioning and oxygenation Consider intubation If excessive swelling or damage Needle or surgical cricothyroidotomy Anatomical Considerations for Bandaging
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Thorax Superficial injury can be deep Always suspect the worst due to underlying organs NEVER explore a wound internally Alert for Subcutaneous emphysema Pneumothorax or Hemothorax Tension pneumothorax Consider occlusive dressing sealed on 3 sides Thorax Superficial injury can be deep Always suspect the worst due to underlying organs NEVER explore a wound internally Alert for Subcutaneous emphysema Pneumothorax or Hemothorax Tension pneumothorax Consider occlusive dressing sealed on 3 sides Anatomical Considerations for Bandaging
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Abdomen Always suspect injury to ribs or thoracic organs if between the level of the 5 th and 9 th rib. Damage to hollow or solid organs from blunt or penetrating trauma. Signs of symptoms of internal injury may be subtle and slow to progress. Supportive treatment unless aggressive care is warranted. Abdomen Always suspect injury to ribs or thoracic organs if between the level of the 5 th and 9 th rib. Damage to hollow or solid organs from blunt or penetrating trauma. Signs of symptoms of internal injury may be subtle and slow to progress. Supportive treatment unless aggressive care is warranted. Anatomical Considerations for Bandaging
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Wounds Requiring Transport Any wound that involves Nerves Blood vessels Ligaments Tendons Muscles Significantly contaminated Impaled object Likely cosmetic injury Wounds Requiring Transport Any wound that involves Nerves Blood vessels Ligaments Tendons Muscles Significantly contaminated Impaled object Likely cosmetic injury Anatomical Considerations for Bandaging
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Soft-Tissue Treatment and Refer or Release Typically requires online medical control Evaluate and dress wound Inform the patient about Preventing infection Follow-up care with a physician Inquire about tetanus and inform of risks Document treatment, referral and teaching. Soft-Tissue Treatment and Refer or Release Typically requires online medical control Evaluate and dress wound Inform the patient about Preventing infection Follow-up care with a physician Inquire about tetanus and inform of risks Document treatment, referral and teaching. Anatomical Considerations for Bandaging
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