Diagnosis Codes Index - Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)

Includes: nonspecific abnormal findings on diagnostic imaging by computerized axial tomography [CAT scan], nonspecific abnormal findings on diagnostic imaging by magnetic resonance imaging [MRI][NMR], nonspecific abnormal findings on diagnostic imaging by positron emission tomography [PET scan], nonspecific abnormal findings on diagnostic imaging by thermography, nonspecific abnormal findings on diagnostic imaging by ultrasound [echogram], nonspecific abnormal findings on diagnostic imaging by X-ray examination

Excludes1: abnormal findings on antenatal screening of mother (O28.-), diagnostic abnormal findings classified elsewhere - see Alphabetical Index

• Abnormal findings on diagnostic imaging of cnsl (R90)

  • R90 - Abnormal findings on diagnostic imaging of cnsl
  • R90.0 - Intcrn space-occupying lesion found on dx imaging of cnsl
  • R90.8 - Oth abnormal findings on diagnostic imaging of cnsl
  • R90.81 - Abnormal echoencephalogram
  • R90.82 - White matter disease, unspecified
  • R90.89 - Oth abnormal findings on diagnostic imaging of cnsl

• Abnormal findings on diagnostic imaging of lung (R91)

  • R91 - Abnormal findings on diagnostic imaging of lung
  • R91.1 - Solitary pulmonary nodule
  • R91.8 - Other nonspecific abnormal finding of lung field

• Abnormal and inconclusive findings on dx imaging of breast (R92)

  • R92 - Abnormal and inconclusive findings on dx imaging of breast
  • R92.0 - Mammographic microcalcification found on dx imaging of brst
  • R92.1 - Mammographic calcifcn found on diagnostic imaging of breast
  • R92.2 - Inconclusive mammogram
  • R92.8 - Oth abn and inconclusive findings on dx imaging of breast

• Abnormal findings on diagnostic imaging of body structures (R93)

  • R93 - Abnormal findings on diagnostic imaging of body structures
  • R93.0 - Abnormal findings on dx imaging of skull and head, NEC
  • R93.1 - Abnormal findings on dx imaging of heart and cor circ
  • R93.2 - Abnormal findings on dx imaging of liver and biliary tract
  • R93.3 - Abnormal findings on dx imaging of prt digestive tract
  • R93.4 - Abnormal findings on diagnostic imaging of urinary organs
  • R93.41 - Abn radlgc find on dx imaging renal pelv, ureter, or blddr
  • R93.42 - Abnormal radiologic findings on diagnostic imaging of kidney
  • R93.421 - Abnormal radiologic findings on dx imaging of r kidney
  • R93.422 - Abnormal radiologic findings on dx imaging of left kidney
  • R93.429 - Abnormal radiologic findings on dx imaging of unsp kidney
  • R93.49 - Abn radlgc findings on dx imaging of other urinary organs
  • R93.5 - Abn findings on dx imaging of abd regions, inc retroperiton
  • R93.6 - Abnormal findings on diagnostic imaging of limbs
  • R93.7 - Abnormal findings on diagnostic imaging of prt ms sys
  • R93.8 - Abnormal findings on diagnostic imaging of body structures
  • R93.9 - Dx imaging inconclusive due to excess body fat of patient

• Abnormal results of function studies (R94)

  • R94 - Abnormal results of function studies
  • R94.0 - Abnormal results of function studies of cnsl
  • R94.01 - Abnormal electroencephalogram [EEG]
  • R94.02 - Abnormal brain scan
  • R94.09 - Abnormal results of function studies of cnsl
  • R94.1 - Abn results of functn studies of prph nrv sys & specl senses
  • R94.11 - Abnormal results of function studies of eye
  • R94.110 - Abnormal electro-oculogram [EOG]
  • R94.111 - Abnormal electroretinogram [ERG]
  • R94.112 - Abnormal visually evoked potential [VEP]
  • R94.113 - Abnormal oculomotor study
  • R94.118 - Abnormal results of other function studies of eye
  • R94.12 - Abn results of function studies of ear and oth sp senses
  • R94.120 - Abnormal auditory function study
  • R94.121 - Abnormal vestibular function study
  • R94.128 - Abn results of function studies of ear and oth sp senses
  • R94.13 - Abnormal results of function studies of prph nervous sys
  • R94.130 - Abnormal response to nerve stimulation, unspecified
  • R94.131 - Abnormal electromyogram [EMG]
  • R94.138 - Abnormal results of function studies of prph nervous sys
  • R94.2 - Abnormal results of pulmonary function studies
  • R94.3 - Abnormal results of cardiovascular function studies
  • R94.30 - Abnormal result of cardiovascular function study, unsp
  • R94.31 - Abnormal electrocardiogram [ECG] [EKG]
  • R94.39 - Abnormal result of other cardiovascular function study
  • R94.4 - Abnormal results of kidney function studies
  • R94.5 - Abnormal results of liver function studies
  • R94.6 - Abnormal results of thyroid function studies
  • R94.7 - Abnormal results of other endocrine function studies
  • R94.8 - Abnormal results of function studies of organs and systems