 Atrial fibrillation was noted on admission noted August 8 and August 10; however, there was normal sinus rhythm on August 10.,LABORATORY DATA: , WBC 7.2, hemoglobin 11.7. 
Atrial fibrillation was noted on admission noted August 8 and August 10 ; however , there was normal sinus rhythm on August 10.,LABORATORY DATA : , WBC 7.2 , hemoglobin 11.7 .