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A 59-yo man with a long-standing smoking history presents with persitent
Dyspnea. His FEV1 is 1.0 L/min, arterial blood gas reveals PO2 of 60 mm Hg, PCO2 of
40 mm Hg, pH 7.45 and O2 saturation of 90%. He has hyperlucent lungs on chest
X-ray and decreased breath sounds on physical examination. The patient™s current
Medical regimen consists of theophylline (300 mg twice daily) and inhaled isoproterenol.
The most important addition to the patient™s therapy would be :
A. Trimethoprim-sulfamethoxazole
B. Substitution of albuterol for isoproterenol
C. Oxygen therapy
D. Prednisone
E. Addition of inhaled beclomethasone

the most imp. addition I,ll do wd be O2 therapy, but definately sustitute albuterol for isoproterenerol..lol

C?

O2 therapy n cessation of smoking dec mortality.

Hi, Thrombolyser:
U contribute a lot to this forum, Thanx! and GL and best wishes to ur test!

For this Q, the concept tested here is "let the mortality drives you!"

so, Oxygen therapy is prior to everything!