Dermatitis Flashcards

1
Q

Definición dermatitis atópica

A

Pruriginosa, crónica y recidivante
Afecta pliegues
Enfermedad común

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2
Q

Causas dermatitis atópica

A

Sistema inmune: TH2, citocinas, langerhans
Mutaciones genéticas: filagrina
Defectos queratinocitos:
Microbioma: s. aureus

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3
Q

Factores exacerbantes dermatitis atópica

A

Piel seca
Clima
Factores físicos e irritantes
Estrés
Hormonas

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4
Q

Morfología DA

A

Placas eritemato escamosas
Liquenificadas
Huellas de rascado

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5
Q

Topografía DA

A

mejillas, cara, pliegues

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6
Q

Criterios principales DA

A

Prurito
Eccema
Cronicidad
Inicio edad temprana
AHF

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7
Q

Tx DA

A

Hidratación
Humectación
Desinflamar: esteroides (bp), inh calcineurina

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8
Q

Dermatitis por contacto

A

Por la aplicación de una sustancia en piel
Reacción de hipersensibilidad
Eccematosa aguda o liquenificada

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9
Q

Causas DxC

A

Metales (niquel y cromo)
Pieles
Conservadores en lociones, perfumes, cosméticos
Medicamentos tópicos: bacitracina, neomicina, hidrocortisona

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10
Q

Generalidades DxC

A

Inflamación crónica: 12-48 hr
sensibililización:12-21 días post expo

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11
Q

Lesiones DxC

A

Vesículas, edema, prurito intenso y ardor
“pruebas de parche”

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