2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Nervous System And Sense Organs 320-389 > Disorders Of The Eye And Adnexa 360-379 > Disorders Of Optic Nerve And Visual Pathways 377.* >  2008 ICD-9-CM Diagnosis 377.21
Drusen of optic disc On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.
The 2009 version of ICD-9-CM 377.21 can be accessed here. - Optic disk bodies composed primarily of acid mucopolysaccharides that may produce pseudopapilledema (elevation of the optic disk without associated INTRACRANIAL HYPERTENSION) and visual field deficits. Drusen may also occur in the retina (see RETINAL DRUSEN). (Miller et al., Clinical Neuro-Ophthalmology, 4th ed, p355)
- 377.21 is a specific code that can be used to specify a diagnosis
- 377.21 contains 2 index entries
- View the ICD-9-CM Volume 1 377.* hierarchy
Index entries containing 377.21:- Body, bodies
- drusen (retina) (see also Drusen) 362.57
- optic disc
 377.21
Drusen- optic disc or papilla 377.21
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