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Bichos > Hongos > Flashcards

Hongos Flashcards

1
Q

Pitriasis Versicolor Agente causal

A

Malassezia spp

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2
Q

Pitriasis Versicolor Clinica

A

Torax y brazos. Lesiones hipo-hiperpigmentadas

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3
Q

Malassezia spp

A

levadura lipofilica. hifas cortas

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4
Q

Malassezia spp Dx

A

Luz de Wood: produce fluorecencia amarilla a luz uv
KOH 30% con tinta parker
Cultivo: medio con lipidos. no es muy usual

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5
Q

Malassezia spp tto

A

Agentes queratoliticos
Antifungicos sistemicos y topicos

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6
Q

Dermatitis Seborreica (caspa) Agente causal

A

Malassezia spp

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7
Q

Piedra Blanca (PB) agente causal

A

Trichosporon spp.

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8
Q

Trichosporon

A

Patogeno sistemico oportunista

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9
Q

PB cuadro clinico

A

infeccion cronica–> pelos de barba, bigote, axila e ingle. raramente en cabeza

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10
Q

PB clinica

A

nodulos blanco-amarillentos. hifas y artroconidios

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11
Q

PB Dx

A

Ex microscopico directo KOH 10%
cultivo: agar sabourayd + ATB

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12
Q

PB tto

A

Higiene, corte de pelo, antifungicos (son bien resistentes)

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13
Q

Piedra Negra (PN) agente causal

A

Piedraia hortae (enf tropical, NO en Chile)

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14
Q

PN clinica

A

Nodulos duros oscuros en pelo

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15
Q

PN Dx

A

Dx diferencial con pediculosis
ex directo: pelos parasitados

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16
Q

PN ttO

A

corte de pelo
champu con ac salicilo formalina etc

17
Q

Tinea Nigra (TN) agente causal

A

Hortae werneckii

18
Q

TN clinica

A

Superficial, en palmas de manos y pies. maculas de color oscuro. puede confundire con melanoma

19
Q

TN Dx

A

Dx diferencial con melanoma maligno
examen micologico directo

20
Q

TN tto

A

Ag. queratoliticos

21
Q

Dermatofitosis (D) Agente causal

A

Dermatofito (filamentosos hialinos septados)
tienen queratinasas q les permiten invadir el estrato corneo

22
Q

D dx

A

Luz de Wood–> verdes a fluorecencia
examen directo con KOH–>presencia de hifas salinas

23
Q

D tto

A

Antifungicos VO
IDEM topicos–> son mejores los sistemicos
Agentes queratoliticos

24
Q

Dermatofitos especies

A
  1. Microsporum
  2. Trichophyton
  3. Epidermophyton

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