Artropatie prin depundere de pirofosfat de caldiu dihidrat (PFCD) Flashcards

1
Q

Cea mai frecventa cauza de calcificare a cartilajului

A

Depunere cristale de pirofosfat de calciu dihidrat (PFCD) in

cartilaj hialin

fibrocartilaj

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2
Q

Artrita asociata cu depunerea de PFCD

A

a 3-a cea mai frecventa forma de artrita inflamatorie

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3
Q

Creste odata cu

A

varsta

prevalenta artrozei

traumatismelor / leziunilor articulare

boli metabolice (hiperparatiroidism, hemocromatoza, hipoMg)

predispozitie familiala

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4
Q

Depunerea de cristale PFCD intr-o articulatie precipita

A

sinovita acuta

seamana cu guta, dar este mai frecventa la femeile in varsta

afecteaza genunchi / carp

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5
Q

Diagnostic

A

detectare in lichid articular a

CRISTALELOR ROMBOIDALE CU BIREFRINGENTA POZITIVA SLABA

SAU

prezenta calcificarii cartilajului pe radiografii

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6
Q

Lichidul articular pare

A

purulent

cultura

excludem artrita septica

atacurile pot fi asociate cu febra + leucocitoza

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7
Q

Tratament

A

nu exista tratament specific

control simptome → suprapunere guta + artroza

evacuare articulatie

AINS / colchicina

injectie intraarticulara cu glucocorticoizi (exclusa infectia)

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8
Q

Cristalele de PFCD activeaza

A

calea inflamazomului NLRP3 si IL-1

(Anakinra beneficii in studii mici, nu e superioara prednisolonului)

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