Astm Flashcards

1
Q

Principalele simptome ale astmului

A
  • wheezing (respiratie suieratoare)
  • tuse
  • dispnee
  • constrictie toracica
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2
Q

Varsta de debut a astmului

A

3-5 ani

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3
Q

cele 3 caracteristici ale astmului

A
  1. Obstructia difuza a cailor aeriene
  2. HRB
  3. Inflamatia brosnica
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4
Q

Inflamatia brosnica - caracteristici

A

limfocite T, mastocite, eozinofile care determina
- extravazare plasmatica
- edem
- hiperplazia celulelor musculare netede bronsice
- producere de colagen in matrice
- formarea dopului de mucus
- injurie epiteliala

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5
Q

Tablou clinic

A
  • wheezing si dispnee episodica
  • tuse: care predomina in special la copii.
  • tuse nocturna simptom de debut la copii
  • agravate noaptea - in special la astmul necontrolat
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6
Q

Atopia

A
  • agregare familiala
  • pozitive la teste cutanate prick cu alergeni inhalatori comuni
  • prezinta anticorpi antigen specifici tip IgE
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7
Q

factorii declansatori nespecifici

A
  • dieta
  • emotiile
  • expunere la aer rece si efort fizic
  • medicamente: AINS si beta blocante
  • poluarea atmosferica, vaporii, fumul si pulberile din aer
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8
Q

factorii declansatori nespecifici

A
  • cu greutate moleculara mica (nu implica IgE).
  • cu greutate moleculara mare (asociaza IgE)
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9
Q

factorii declansatori cu greutate moleculara mica

A

IZOCIANATII - vopsele tip spray, invelisuri industriale, lacuri de poliuretan
RUMEGUS DE LEMN
MEDICAMENTE
FUMURI DE COLOFON - industria electronicelor, sudura
INALBITORI SI COLORANTI
SARURI METALICE COMPLEXE - nichel, platina, crom

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10
Q

factori declansatori cu greutate moleculara mare

A

LATEX = industria sanitara
ANTIBIOTICE - personal sanitar
ENZIME PROTEOLITICE - fabricarea, dar NU utilizarea, pudrelor biologice de curatare
ALERGENE DE ANIMALE SI INSECTE - ferme animale, lucratori din labratoare, muncitori in industria pasarilor si fructelor de mare
SARURI COMPLEXE DE PLATINA - purificarea metalelor
ANHIDRIDELE ACIDE SI AGENTI DE INTARIRE A POLIAMINELOR - invelisuri industriale

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11
Q

Care este cerinta pentru diagnosticul paraclinic al astmului?

A

Cresteri mai mari de 15% a VEMS (in prima secunda) sau a PEF dupa administrarea de bronhodilatator inhalator.

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12
Q

Principalele investigatii in astm

A
  • teste pulmonare functionale (evaluare PEF si spirometria)
  • radiografie pulmonara
  • teste de sange si sputa
  • teste de provocare bronsica cu histamina
  • teste cutanate prick
  • tratamentul de proba cu corticosteroizi
  • oxidul nitric din aerul expirat
  • teste de provocare alergica
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13
Q

Cand nu se realizeaza testul cutanat prick?

A

Cand nu exista facilitati pentru asta, cand pacientul ia antihistaminice, cand nu sunt disponibile extracte alergenice adecvate

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14
Q

Modificarile radiograice in astm?

A

nu exista modificari caracteristice, dar:
- hiperinflatia pote aparea in episoadele acute sau in astmul cronic sever
- pneumotoraxul, poate fi o complicatie
- detectia infiltratiile pulmonare din aspergiloza bronhopulmonara alergica

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15
Q
A
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