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The first 25 slides, exactly as they appear. The full deck has 182 content slides.
Dermatology
Environmental and Sports-Related Skin Diseases
Built from Dermatology, 5th Edition

What’s inside
11 sections · 182 slides
Overview
- What this topic covers
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
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
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
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
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
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
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
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
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
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
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- Dermatology, 5th Edition (2-Volume Set)