Effect of the cold pressor test on diffusing capacity. Comparison of normal subjects and those with Raynaud's disease and progressive systemic sclerosis.


Single-breath carbon monoxide diffusing capacity (Dsb) was measured before and during immersion of one hand in ice water (cold pressor test) in the following three groups of subjects: (1) normal subjects; (2) patients with isolated Raynaud's disease; and (3) patients with Raynaud's phenomenon and progressive systemic sclerosis. No change in Dsb was found in… (More)

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