Enfermedad de Paget Mamaria y Extramamaria Flashcards

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1
Q

Adenocarcinoma intraepitelial raro que afecta la piel que presenta glándulas apócrinas en px >50 años

A

Enfermedad de Paget mamaria y EM

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2
Q

Localización Enf Paget extramamaria

A

Vulva, perianal, escroto pene

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3
Q

% de neoplasia subyascente en la Enf Paget Exramamaria

Cuáles?

A

15%

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4
Q

% de ca en Enf paget mamaria

A

Practicamente 100%…

80% adenocarcinoma intraductal
20%? in situ

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5
Q

Enf Paget extramamariaMetastatiza por qué vía?

A

Linfática

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6
Q

Lesión eccematosa unilaeral en pezón o areola que no responde a esteroides tópicos?

A

Enf Paget mamaria

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7
Q

Células aisladas dento de la epidrmis con agrandmiento nuclear, atipica, núcleos prominentes y citoplasma amplio
Puede tener hiperqueratosis y paraqueratosis

A

Enf de Pagen Mamaria y EM

Aspecto pagetoide

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8
Q

Tinción para mucopolisacaridos intracelulares en células de paget

A

PAS+
Mucina *
Diastasa, mucicarmin, azul alcian pH2.5, Hierro coloidal (-)

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9
Q

Tinciones IHQ para Enfermedad de Paget

A
Sensible para EPM y EPEM CK7 y CAM5.2 (+)
CK20 EPEM secundaria!
GCDFP-15 EPEM primaria!
MUC-1 EPM y EPEM (+)
MUC2 EPEM secundario  ca GI
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10
Q

Carcinomas asociados a EPEM secundaria

A

Ca GI y GU

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11
Q

SV en EP mamaria
ganglios?
masa palpable?

A
EPM ganglios (-) 97% 10 años
EPM ganglios (+) 20-45% 10 años 

EPM tumor palpable 50% 5 años
EPM sin tumor palpable 80% 5 años

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12
Q

Mets más frecuentes en Enfermedad de Paget?

A

ganglios linfáticos>hueso y pulmón

Aumento de riesgo >CEA

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13
Q

Tx elección EP mamaria

A

Mastectomía y Vaciamiento ganglionar

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14
Q

Tx EPEM

A

Recidiva global 44% (2cm margen)
Vulvectomía radical 15%
Vulvectomía local amplia 43%
BGC

Cx Mohs recidiva 16%

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