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R94

Abnormal results of function studies

• abnormal results of radionuclide [radioisotope] uptake studies
• abnormal results of scintigraphy

R94.0

Abnormal results of function studies of central nervous system

R94.01

Abnormal electroencephalogram [EEG]

R94.02

Abnormal brain scan

R94.09

Abnormal results of other function studies of central nervous system

R94.1

Abnormal results of function studies of peripheral nervous system and special senses

R94.11

Abnormal results of function studies of eye

R94.110

Abnormal electro-oculogram [EOG]

R94.111

Abnormal electroretinogram [ERG]

• Abnormal retinal function study

R94.112

Abnormal visually evoked potential [VEP]

R94.113

Abnormal oculomotor study

R94.118

Abnormal results of other function studies of eye

R94.12

Abnormal results of function studies of ear and other special senses

R94.120

Abnormal auditory function study

R94.121

Abnormal vestibular function study

R94.128

Abnormal results of other function studies of ear and other special senses

R94.13

Abnormal results of function studies of peripheral nervous system

R94.130

Abnormal response to nerve stimulation, unspecified

R94.131

Abnormal electromyogram [EMG]

• electromyogram of eye (R94.113)

R94.138

Abnormal results of other function studies of peripheral nervous system

R94.2

Abnormal results of pulmonary function studies

• Reduced ventilatory capacity
• Reduced vital capacity

R94.3

Abnormal results of cardiovascular function studies

R94.30

Abnormal result of cardiovascular function study, unspecified

R94.31

Abnormal electrocardiogram [ECG] [EKG]

• long QT syndrome (I45.81)

R94.39

Abnormal result of other cardiovascular function study

• Abnormal electrophysiological intracardiac studies
• Abnormal phonocardiogram
• Abnormal vectorcardiogram

R94.4

Abnormal results of kidney function studies

• Abnormal renal function test

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

• abnormal glucose (R73.0-)

R94.8

Abnormal results of function studies of other organs and systems

• Abnormal basal metabolic rate [BMR]
• Abnormal bladder function test
• Abnormal splenic function test