sixty eight per cent of the patients with diffuse scleroderma and 62 % of those with the crest syndrome had a positive antinuclear antibody test , which was associated with oesophageal hypomotility ( p less than 0.001 ) , fat malabsorption ( p less than 0.01 ) and pulmonary dysfunction ( p less than 0.05 ) .
C0036421
diffuse scleroderma
C0206138
crest syndrome