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Dermatology

Environmental and Sports-Related Skin Diseases

Built from Dermatology, 5th Edition

The first 25 slides of Environmental and Sports-Related Skin Diseases
The first 25 slides, exactly as they appear. The full deck has 182 content slides.

What’s inside

11 sections · 182 slides

  1. 01

    Overview

    • What this topic covers

    1 slide

  2. 02

    Injury Due to Heat Exposure

    Heat illness, thermal burns, erythema ab igne, and MRI/airbag burns

    • How the body controls its temperature
    • ~9000
    • Heat illness and burns are common and often preventable
    • What counts as a heat-related illness
    • Heat-related illnesses
    • Heat-related illnesses (continued)
    • Who is most at risk of heat illness
    • Risk factors for heat-related illness
    • Risk factors for heat-related illness (continued)
    • What a thermal burn is
    • Classification of thermal burn depth
    • Superficial second-degree burn
    • Estimating burn size: body surface area
    • Rule of nines for estimating burn surface area
    • Clinical and pathologic features of thermal burns
    • Clinical and pathologic features of thermal burns (continued)
    • Steps in caring for a burn wound
    • Topical antimicrobials for burn wound care
    • Managing deeper burn wounds
    • Erythema ab igne: heat below burn threshold
    • Heat sources reported to cause erythema ab igne
    • Why erythema ab igne forms
    • Clinical evolution of erythema ab igne
    • Where erythema ab igne appears, and why
    • Long-term cancer risk of erythema ab igne
    • Histology of erythema ab igne
    • Reticulated erythema of erythema ab igne
    • Violet-colored reticulated patch of erythema ab igne
    • Diagnosis and treatment of erythema ab igne
    • Burns during MRI scanning
    • Risk factors for burns during magnetic resonance imaging
    • Fluoroscopy-induced radiation dermatitis
    • Preventing and treating radiologic burns
    • How airbags injure the skin
    • Airbag injuries to skin
    • Airbag injuries to skin (continued)
    • Preventing and treating airbag injuries

    37 slides

  3. 03

    Injury Due to Cold Exposure

    Frostbite and pernio (chilblains)

    • Frostbite: freezing injury to the skin
    • Frostbite pathophysiology
    • Four stages of frostbite
    • Four stages of frostbite (continued)
    • Frostbite by severity: first- and second-degree
    • Treating frostbite
    • What not to do, and extra options in frostbite
    • Pernio (chilblains): an abnormal reaction to cold and damp
    • Clinical features of pernio
    • Pernio of the toes and plantar foot
    • Severe pernio with desquamation
    • Telling pernio apart from other cold-related disorders
    • Differential diagnosis of non-freezing cold exposure lesions (1 of 3)
    • Differential diagnosis of non-freezing cold exposure lesions (1 of 3) (continued)
    • Differential diagnosis of non-freezing cold exposure lesions (2 of 3)
    • Differential diagnosis of non-freezing cold exposure lesions (2 of 3) (continued)
    • Differential diagnosis of non-freezing cold exposure lesions (3 of 3)
    • Differential diagnosis of non-freezing cold exposure lesions (3 of 3) (continued)
    • Pernio and SARS-CoV-2 ('COVID toes')
    • 20-60 mg/d
    • Other measures for pernio

    22 slides

  4. 04

    Injury Due to Water Exposure

    Immersion foot in its warm, tropical, and cold water forms

    • Immersion foot: a history of wet feet in war
    • Why prolonged wetness damages the foot
    • Immersion foot: warm, tropical, and cold water variants
    • Immersion foot: warm, tropical, and cold water variants (continued)
    • Clinical course and complications of immersion foot
    • Diagnosis and treatment of immersion foot

    6 slides

  5. 05

    Injury Due to Electricity

    Electrical burns and lightning strikes

    • Who is injured by electricity
    • Why electrical burns can be deeper than they look
    • How current damages tissue
    • Appearance of an electrical burn
    • Complications of electrical injury
    • Histology of an electrical burn
    • Lightning injury: three ways it differs from ordinary current
    • Lightning strike features and outcomes
    • Treating electrical injury

    9 slides

  6. 06

    Injury Due to Chemical Exposure

    Hair discoloration, arsenic and heavy metals, and toxic seafood

    • Unwanted hair discoloration
    • Causes of unintentional hair discoloration
    • Why hair turns green, and how to treat it
    • Arsenic: an ancient poison, still an exposure risk
    • 30+
    • How arsenic damages skin cells
    • Skin signs of chronic arsenic exposure
    • Clinical features of acute and chronic arsenic poisoning
    • Clinical features of acute and chronic arsenic poisoning (continued)
    • Clinical features of acute and chronic arsenic poisoning (continued)
    • Clinical features of acute and chronic arsenic poisoning (continued)
    • Mucocutaneous findings from toxic elements and heavy metals
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Mucocutaneous findings from toxic elements and heavy metals (continued)
    • Treating arsenic toxicity
    • Toxic seafood: scombroid poisoning

    22 slides

  7. 07

    Frictional and Traumatic Injury to the Skin

    Corns, calluses, black heel, senile gluteal dermatosis, and related foot findings

    • Corns and calluses: the skin's response to repeated rubbing
    • The self-worsening cycle behind corns and calluses
    • Callus and hard corns of the foot
    • Tennis toe: callus from sudden stops
    • Toe tip callus from a hammer toe deformity
    • Hammer toes with callus and early corn formation
    • Soft corn of the interdigital web space
    • Diagnosis and treatment of corns and calluses
    • Black heel and palm: harmless bleeding under the skin
    • Confirming the diagnosis of black heel
    • Subungual hematoma from nail trauma
    • Senile gluteal dermatosis
    • Senile gluteal dermatosis
    • Senile gluteal dermatosis (sitter's sign)
    • Piezogenic papules of the heel
    • Piezogenic papules
    • Sock line bands on an infant's ankle
    • Sock line bands

    18 slides

  8. 08

    Environmental Dermatoses of the External Ear

    Why the ear is especially exposed, and its four signature conditions

    • Why the ear is especially vulnerable
    • Environment-related disorders of the external ear
    • Chondrodermatitis nodularis helicis
    • Chondrodermatitis nodularis helicis of the superior helix
    • Acanthoma fissuratum
    • Acanthoma fissuratum of the postauricular sulcus
    • Weathering nodules of the ear helix
    • Weathering nodules
    • Cauliflower ear from repeated auricular hematoma
    • Auricular hematoma and cauliflower ear

    10 slides

  9. 09

    Sports-Related Dermatoses

    Mechanical trauma, contact allergy, infection, and flares of existing skin disease

    • Sports and skin disease: how common is the problem
    • Four categories of sports-related skin problems
    • Mechanical trauma in athletes
    • Frictional and mechanical dermatoses in athletes (1 of 4)
    • Frictional and mechanical dermatoses in athletes (1 of 4) (continued)
    • Frictional and mechanical dermatoses in athletes (2 of 4)
    • Frictional and mechanical dermatoses in athletes (2 of 4) (continued)
    • Frictional and mechanical dermatoses in athletes (3 of 4)
    • Frictional and mechanical dermatoses in athletes (3 of 4) (continued)
    • Frictional and mechanical dermatoses in athletes (4 of 4)
    • Frictional and mechanical dermatoses in athletes (4 of 4) (continued)
    • Frictional lichenoid dermatitis (summertime pityriasis)
    • Stretch marks (striae distensae) in athletes
    • Contact dermatitis from sports equipment
    • Acne mechanica
    • Cutaneous infections linked to sports
    • Cutaneous infections in athletes (1 of 4)
    • Cutaneous infections in athletes (1 of 4) (continued)
    • Cutaneous infections in athletes (2 of 4)
    • Cutaneous infections in athletes (2 of 4) (continued)
    • Cutaneous infections in athletes (3 of 4)
    • Cutaneous infections in athletes (3 of 4) (continued)
    • Cutaneous infections in athletes (4 of 4)
    • Cutaneous infections in athletes (4 of 4) (continued)
    • Sports can flare pre-existing skin disease
    • Pathology and treatment overview

    26 slides

  10. 10

    Amputee-Related Dermatoses

    Skin problems at the site of a prosthetic limb

    • Skin problems are common after limb amputation
    • Dermatologic conditions in limb amputees
    • Risk factors and treatment in amputees
    • Amputation from battlefield injuries

    4 slides

  11. 11

    Musical Instrument-Related Dermatoses

    Contact injury, repetitive strain, and autonomic changes in musicians

    • Musicians develop their own occupational skin marks
    • Dermatoses caused by musical instruments (1 of 3)
    • Dermatoses caused by musical instruments (2 of 3)
    • Dermatoses caused by musical instruments (3 of 3)
    • Mouth and lip problems in wind players
    • Infections from shared mouthpieces
    • Hyperhidrosis and allergic contact dermatitis in musicians
    • Allergic contact dermatitis from musical instruments
    • Allergic contact dermatitis from musical instruments (continued)
    • Diagnosis and treatment in instrumental musicians
    • Key takeaways
    • Key takeaways, continued
    • References
    • References (continued)
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    • References (continued)
    • Dermatology, 5th Edition (2-Volume Set)

    27 slides