RENAL LP: Examen sumar de urina+ buletin renal Flashcards

(16 cards)

1
Q

din ce proba se realizeaza examenul sumar? ce folosim?

A

Urina de dimineata; foloaim bandelete reactive- s.n. dipstick (se vor introduce si compara cu etalonul dupavirajul de culoare)

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2
Q

Care este cel mai puternic indicator de boala renala?

A

prezenta proteinelor in urina

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3
Q

evidentierea glucozei- tip de reactie, reactie, valori normale etc

A

reactie calitativa
absenta in mod normal
se folosesc 2-3ml urina + reactivul Tromer
se bazeaza pe proprietatile oxidoreducatoare ale monozaharidelor care la temperatura devin rosii:
CuSO4 + 2 NaOH —> Cu(OH)2 + Na2SO4
Cu(OH)2 +glucoza —temp—> vireaza in rosu (se fm CuO)

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4
Q

evidentierea proteinelor

A

reactie calitativa
2-3ml urina + reactivul Esbach
absente in mod normala
precipitatul devine intens colorat la incalzire;

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5
Q

dozarea proteinelor

A

reactie cantitativa
se utilizeaza uroalbuminometrul Esbach- gradat in g/dl
2 diviziuni: u pentru urina si r pentru reactivul Esbach
se acopera tubul cu capac- se lasa 24h in pozitie verticala- se citeste nivelul la care ajunge precipitatul, direct de pe peretele tubului

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6
Q

Valoarea pH-ului

A

6,2-6,8

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7
Q

Valoarea densitatii

A

1015-1022
hiperstenurie >1022
hipostenurie <1015

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8
Q

Culoarea urinii

A

galben pai

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9
Q

Volumul urinar

A

900-1500 ml/24h
>2000 = poliurie
500-900 = oligurie
<200 = anurie

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10
Q

glucoza

A

absenta
prezenta= glucozurie

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11
Q

proteine

A

absenta
prezenta= proteinurie

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12
Q

corpi cetonici

A

absenti
prezenta= cetonurie

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13
Q

bilirubina

A

absenta
prezenta= bilirubinurie

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14
Q

examenul sedimentului

A

organizat:
leucocite: rare (frecvente = leucociturie)
hematii : rare (frecvente= hematurie)
cilindrii: rari (frecventi= cilindrurie)
neorganizat:
cristale: rare (frecvente= cristalurie)

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15
Q

clearance creatinina

A

130 +- 15 ml/min
scaderea indica boala cronica de rinichi

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16
Q

urocultura

A

<10^5 UFC
valori crescute= infectie urinara