3.4 Approach to the no well-appearing child
Although neither laboratory tests nor radiological exams are usually indicated for the routine workup of infants with bronchiolitis [1], the proportion of participants who would obtain complete blood count was 43.8%. 2.37% would perform blood culture; 85.21% blood gas analysis, 26.63% serum electrolytes, 7.69% glycemia, 46.75% C-reactive protein (C-RP), 70.41% polymerase chain reaction (PCR) on the nasal swab, and 13.61% chest X-ray.