"left pleural fluid - atypical mesothelial cells present"
Hi,
Since you don't know the significance of this finding - may I suggest 792.9 Other abnormal findings in body substances. It states "pleural fluid" right below the description??
Hope this helps,
Dana Chock, CPC, CCA, CANPC, CHONC, CPMA, CPB
Anesthesia, Pathology, & Laboratory Coder