R94.2
Abnormal results of pulmonary function studies
Coding guidance (WHO 2019)
Reduced: ventilatory capacity vital capacity
Sibling codes
R94Abnormal results of function studiesR94.0Abnormal results of function studies of central nervous systemR94.1Abnormal results of function studies of peripheral nervous system and special sensesR94.3Abnormal results of cardiovascular function studiesR94.4Abnormal results of kidney function studiesR94.5Abnormal results of liver function studiesR94.6Abnormal results of thyroid function studiesR94.7Abnormal results of other endocrine function studiesR94.8Abnormal results of function studies of other organs and systems