Curso Internacional de Dermatopatología

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Patología de las fibras elásticas de la piel

Prof. Dr. D. J. Santa Cruz

Anatomía ] Nevo elástico ] Procesos elastóticos ] Migración transepidérmica ] Pseudoxantoma elástico ] Dermatosis sui generis ] Procesos elastolíticos ] F. elásticas en tumores ]

La patología de las fibras elásticas tiene características únicas en la piel. A veces es parte de un proceso complejo que afecta otras estructuras celulares y extracelulares. En ocasión, es un proceso altamente selectivo que involucra exclusivamente el aparato fibrilar elástico.

Anatomía de las fibras elásticas [1-6]

Oxitalan
Elaunin
Fibras elásticas ppd
Tendones elásticos de los músculos erectores del pelo

Tinciones para fibras elásticas

Verhoff-Van Giesson
Orceina (Orceina-Giemsa)
Aldehida fucsina (Gomori)
Galeina ferrica (Churukian)
Fucsina resorcina (Weigert)

Nevo elástico

Aislado [7-11]
Múltiple
Con osteopoiquilosis (Síndrome de Buschke-Lowenstein) [12-17]

Elastosis actínica [5, 18-27]

Coloide milium [28-36]

Papulas elastóticas de la oreja [37-39]

Elastosis focal linear [40-46]

Acroqueratoelastoidosis [47, 48]

Elastofibroma [49-56]

Migración transepidérmica de fibras elásticas

Lupus eritematoso discoide [57]
Cicatriz
Queratoacantoma [58-60]

Pseudoxantoma elástico

Primario
Adquirido
   
     Post tratamiento[61-67]
        Perforante post embarazo [61, 68-73]
        Fertilizante (Salpeter) [74-76]

Elastosis perforans serpiginosa [77-80]

Elastolisis [81-88]

Cutis laxa [89-96]
Dermis media [97-110]
Perifolicular [111, 112]
Papulosis fibroelastolítica del cuello [113]
Elastolisis papilar tipo pseudoxantoma elastico [74, 105, 114-121]
Anetoderma [122-128]

Atrofoderma

Granuloma actínico o elastolítico [129-133]

Fibras elásticas en tumores

Nevos [134]
Queratoacantoma [58-60]
Dermatofibroma
Siringoma
Tumor mixto (Siringoma condroide)

 

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Anatomía ] Nevo elástico ] Procesos elastóticos ] Migración transepidérmica ] Pseudoxantoma elástico ] Dermatosis sui generis ] Procesos elastolíticos ] F. elásticas en tumores ]

 

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