G52.0

Applicable To

• Disorders of 1st cranial nerve

Approximate Synonyms

• Disorder of olfactory nerve

• Olfactory nerve disorder

Clinical Information

• A disorder characterized by involvement of the olfactory nerve first cranial nerve).

• A non-neoplastic or neoplastic disorder affecting the olfactory nerve first cranial nerve).

• Diseases of the first cranial olfactory) nerve, which usually feature anosmia or other alterations in the sense of smell and taste. Anosmia may be associated with neoplasms; central nervous system infections; craniocerebral trauma; inherited conditions; toxins; metabolic diseases; tobacco abuse; and other conditions. Adams et al., Principles of Neurology, 6th ed, pp229-31)

Details

• G52.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM G52.0 became effective on October 1, 2022.

• This is the American ICD-10-CM version of G52.0 – other international versions of ICD-10 G52.0 may differ.