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 dyarthria following cerebrovascular disease (I69. with final characters -22)
 * R47.8 Other speech disturbances
 * Excludes1: dyarthria following cerebrovascular disease (I69. with final characters -28)
 * R47.81 Slurred speech
 * R47.89 Other speech disturbances
 * R47.9 Unspecified speech disturbances

R48 Dyslexia and other symbolic dysfunctions, not elsewhere classified

 * Excludes1: specific developmental disorders of scholastic skills (F81.-)
 * R48.0 Dyslexia and alexia
 * R48.1 Agnosia
 * Astereognosia (astereognosis)
 * Autotopagnosia
 * Excludes1: visual object agnosia H53.16
 * R48.2 Apraxia
 * Excludes1: apraxia following cerebrovascular disease (I69. with final characters -90)
 * R48.8 Other symbolic dysfunctions
 * Acalculia
 * Agraphia
 * R48.9 Unspecified symbolic dysfunctions

R49 Voice and resonance disorders

 * Excludes1: psychogenic voice and resonance disorders (F44.4)
 * R49.0 Dysphonia
 * Hoarseness
 * R49.1 Aphonia
 * Loss of voice
 * 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
 * Change in voice NOS
 * Resonance disorder NOS

=General symptoms and signs (R50-R69)=

R50 Fever of other and unknown origin

 * Excludes1: febrile convulsions (R56.0-)
 * fever of unknown origin during labor (O75.2)
 * fever of unknown origin in newborn (P81.9)
 * malignant hyperthermia due to anesthesia (T88.3)
 * puerperal