Study of f 234 AAV pts. 85 (36%) developed diffuse alveolar haemorrhage. Independent predictors of DAH: 1) Age [OR=1.037); 2) PLT # [OR=0.996]; 3) ESR [OR=1.028]; 4) HgB [OR=0.978]; 5) hematuria [OR=3.77] https://t.co/eKOu5PHs4R https://t.co/mGwLAVJhAN