Microcristales Flashcards

1
Q

Fármacos que causan hiperuricemia

A

“Mi TIA fuma P-ET-AS de NICOTINA en CICLOS”
TIAzidas, Piracinamida, ETambutol, ASpirina, NICOTINA, CICLOSporina A

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2
Q

Artritis por microcristales erosiva

A

Gota

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3
Q

Microcristales alzarina roja +

A

Hidroxiapatita

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4
Q

Cristales artritis gotosa

A

Urato monosódico
Forma de aguja
Birrefrigencia negativa

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5
Q

DD ecográfico microcristalinas

A

Gota –> Doble contorno
Condrocalcinosis –> Depósito microcristales

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6
Q

Cristales condrocalcinosis

A

Pirofosfato cálcico
Romboidales
Birrefringencia levemente +

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7
Q

Cristales oxalato cálcico

A

Bipiramidales
Birrefringencia +++

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8
Q

Cristales hidroxiapatita

A

NO se ven con microscopía óptica

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9
Q

Tratamiento agudo microcristalinas

A

AINE + Colchicina
Se puede inyectar corticoides si se ha descartado infección

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10
Q

Tratamiento crónico artritis gotosa

A

ALOPURINOL, Ferbuxostat –> Más riesgo de IAM e ictus
Uricosúricos –> riñon bien y NO hiperuricosuria
NO iniciar en episodio agudo o en asintomáticos

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11
Q

Causas de condrocalcinosis

A

+F idiopática
Hemocromatosis
HIperparatiroidismo primario
Hipocosas
Gota tofácea

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12
Q

Anciana con gonalgia

A

Sospechar Condrocalcinosis

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13
Q

Hombro de Milkwakee

A

Hidroxiapatita

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14
Q

DD tofos y nodulos reumatoides

A

Tofos –> blancos, ulceración espontánea
NR–> Piel normal, NO ulceran

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