R47
Speech disturbances, not elsewhere classified
Symptoms and signs involving speech and voice (R47-R49)
Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
25 codes in this range
R47.0
Dysphasia and aphasia
R47.01
Aphasia
R47.02
Dysphasia
R47.1
Dysarthria and anarthria
R47.8
Other speech disturbances
R47.81
Slurred speech
R47.82
Fluency disorder in conditions classified elsewhere
R47.89
Other speech disturbances
R47.9
Unspecified speech disturbances
R48
Dyslexia and other symbolic dysfunctions, not elsewhere classified
R48.0
Dyslexia and alexia
R48.1
Agnosia
R48.2
Apraxia
R48.3
Visual agnosia
R48.8
Other symbolic dysfunctions
R48.9
Unspecified symbolic dysfunctions
R49
Voice and resonance disorders
R49.0
Dysphonia
R49.1
Aphonia
R49.2
Hypernasality and hyponasality
R49.21
Hypernasality
R49.22
Hyponasality
R49.8
Other voice and resonance disorders
R49.9
Unspecified voice and resonance disorder