lq2006
Forum Elite
Topics: 43
Posts: 382
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A 32-year-old woman comes to the physician because of
a 4-month history
of fatigue, cough, and shortness of breath with
exertion. She has had
two episodes of pneumonia and one episode of severe
sinusitis over the
past 2 years. She has never smoked. She takes no
medications.
Crackles are heard at the left lung base. An x-ray
film of the chest shows a
left lower lobe infiltrate and scarring of the right
base.
select the most
appropriate next step in
diagnosis.
A
) Measurement of serum a1-antitrypsin level
B
) Methacholine challenge test
C
) Quantitative measurement of serum antibody levels
D
) Sweat chloride test
E
) Ventilation-perfusion lung scans
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| Al Durra
Forum Newbie
Topics: 0
Posts: 24
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A
) Measurement of serum a1-antitrypsin level
cough+ shortness of breath + recurrent infections + young + base involvement = a1-antitrypsin level deficiency
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| hir
Forum Elite
Topics: 2
Posts: 359
|
C- common variable immuno deficinecy
*cystic fibrosis get diagnosed in child hood only
*a1-antitrypsin deficiecy will involve liver too, which is not given in this case
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