dermatosis ocupacionales
TRANSCRIPT
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SLIDE 6 - High Risk Industries
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SLIDE 7 - Work Time Lost
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SLIDE 8 - Costs
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Capas de la epidermis
• Estrato basal o germinativo.
• Estrato espinoso de Malpighi.
• Estrato granuloso.• Estrato córneo.• Manto ácido.
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FUNCIONES DE LA PIEL
ÓRGANO DE LA ESTÉTICA.
ÓRGANO DE PROTECCIÓN.
ÓRGANO SENSORIAL.
FUNCIÓN TERMORREGULADORA.
METABOLISMO GENERAL
FUNCIÓN QUERATÓGENA
FUNCIÓN SEBÁCEA
FUNCIÓN MELANÓGENA
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CLASIFICACIÓN
DERMATOSIS OCUPACIONALES
AGENTES BIOLÓGICOS
AGENTES FÍSICOS
AGENTES QUÍMICOS
BACTERIAS.VIRUS.RIKETSIASHONGOS.
FRICCIÓNPRESIÓN.VIBRACIÓNABRASIÓNRADIACIÓN.
DERMATITIS DE CONTACTO
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DERMATITIS DE CONTACTO
• Es un tipo particular de inflamación de la piel (eccema) debida a agentes externos.
• Dermatitis alérgica por contacto.• Dermatitis irritativa por contacto.• Dermatitis tóxica por contacto.• Dermatitis fototóxica por contacto.• Dermatitis fotoalérgica por contacto
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Diferencias entre dermatitis por contacto irritativas y alérgicas.
• Irritativas.• Todos los sujetos
expuestos reaccionan de forma similar.
• Su localización no desborda el sitio de contacto
• Alérgicas• Solo los sujetos
sensibilizados padecen la dermatosis.
• Las lesiones suelen dar ides, desbordando el sitio de contacto.
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• Irritativas
• Tienen las lesiones aspecto monomórfico.
• Las pruebas epicutáneas dan una respuesta rápida.
• El daño es provocado por una alteración celular directa
• Alérgicas.
• Las lesiones tiene aspecto polimórfico.
• Las pruebas epicutáneas dan una respuesta tardía.
• La inflamación cutánea es producto de un proceso inmunológico.
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SLIDE 15 - Routes of entry
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Contact Dermatitis, Acute por oxido de etileno.
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SLIDE 19 - Contact Dermatitis, Subacute. Por mercaptobenzotiazol
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Dermatitis crónica a Keroseno.
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Occupational Acne. Acute, Oil Folliculitis
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Oil Folliculitis Chronic, Chloracne por clordano
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SLIDE 23 – Depigmentation por germicida fenólico en trabajador de Mantenimiento hospitalario.
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SLIDE 24 – Granuloma por berilio
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Eccrine Milliaria rubra.
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Tumores el cáncer de piel es el más común de los cánceres.
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SLIDE 31 - Absolute irritant, aplicador de herbicida.
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SLIDE 32 - Irritant alkali
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SLIDE 35 – Alkalies FUERTES COMO HIDRÓXIDO DE SODIO Y POTASIO
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- Solvent, poor work practice
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Solvent, nummular eczema.
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SLIDE 38 - Chrome hole, fingers
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SLIDE 39 - Chrome hole, nasal
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SLIDE 40 - Cutting fluids
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SLIDE 41 - Cutting fluids, eczematous
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Allergy mechanisms
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Major chemical allergens
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SLIDE 44 - Epoxy resins
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- Dermatitis del cargador del trabajo en los tobillos
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Dermatitis Del Zapato
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- Dermatitis De la Ropa
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Dermatitis elástico (alergia al caucho blanqueado)
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Alergia del contacto al Tiuram del teclado de la computadora
l
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Other Resin System (FENOLFORMALDEHIDO)
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Polyester (FIBRA DE VIDRIO)
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- Irritant Contact Dermatitis from Fiber Glass
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SLIDE 47 - Chromium
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Chemical Accelerators in Rubber
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Poison ivy
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Airborne chrysanthemum
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Photosensitivity
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Contact urticaria - Latex Rubber
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SLIDE 54 - Contact urticaria - Raw Fish
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Tar and sunlight hyperpigmentation
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SLIDE 58 - Mechanical
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SLIDE 59 - Callosities
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SLIDE 60 - Fibrous glass
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Leather buffer
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Chipper
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Painful white fingers
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Physical Agents
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Hot water burn
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Electrical burn
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Frostbite
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Immersion foot EN SOLDADOS
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Radiodermatitis
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Squamous cell epithelioma
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Biological
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- Dermatitis De Rhus
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- Phytophotodermatitis por agave
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SLIDE 72 - Anthrax
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- Dermatitis Alérgico De la Planta
- Hoja De la Hiedra Del Veneno
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Síndrome de Urticaria del contacto a los pescados crudos
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Reacción De los Pescados Crudos
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Sporotrichosis
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Mycetoma
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Herpetic fingers
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Micobacteria marinum (peces tropicales)
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- Milker's nodule
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Orf, a viral dermatoisi, is acquired from contact with infected sheep. .
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Tick bite
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Tick bite reaction
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Nail disorder, traumatic
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Wet work, nails. Jobs that require repeated exposure to wet work frequently result in Paronychial.
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- Kerion por Tricophiton Verrucoso
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Traumatic alopecia
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Acroosteolysis, clinical PVC
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Acroosteolysis, x-rays
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Predisposing factors
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Women in industry
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Acne prone
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Poor hygiene
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- Axillary intertrigo
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Atopic
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SLIDE 98 - Work History
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Diagnostic Studies
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Serie estándar de pruebas epicutáneas.
• Dicromato potásico al 0.5% en vaselina.• p-fenilenodiamina 1% en vaselina.• Mezcla de tiuram en vaselina.• Neomicina al 20% en vaselina.• Cloruro de cobalto al 1% en vaselina.• Mezcla de caínas en vaselina.• Sulfato de níquel al 2.5% en vaselina.• Quinoformo al 5% en vaselina.• Pez griega al 20% en vaselina.• Parabenos en vaselina.• Mezcla PPD (caucho) en vaselina.• Lanolinas al 30% en vaselina.• Mezcla MBT en vaselina.• Resinas epoxídicas.• Bálsamo del Perú al 25%.• Peróxido de trementina.• Formaldehidos 2% en vaselina.• Alquitranes de madera en vaselina
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- Patch test
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Cuidados
• No bañarse o lavarse la espalda.• Evitar el ejercicio corporal.• Evitar el roce con los parches.• Evitar rascar zonas enrojecidas y pruriginosas• Evitar la exposición a la luz solar y lámparas
ultravioletas.• En caso de aflojarse el esparadapo notificarlo.• En caso de aparecer lesiones en el área de
estudio en tres semanas posteriores, notificarlo.
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Lectura de resultados
• +? Reacción dudosa, solo ligero eritema.
• + positiva débil (no vesicular) eritema, infiltración, posiblemente pápulas.
• ++ reacción positiva fuerte, se agregan vesículas.
• +++ reacción ampollar.
• - reacción negativa.
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Prevention
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Walk-through survey
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Closed systems
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Ventilation
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Worker washing hands
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Protective gear
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Personal protective
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Barrier creams