AutoICD API

R29.818

Billable

Other symptoms and signs involving the nervous system

Other symptoms and signs involving the nervous system

Status

Billable / Specific

Block

R25-R29

Parent Code

R29.81

Coding Notes

Excludes 2

Conditions not included here, but the patient may have both

Related Codes(1)
R29.810

Facial weakness

Billable
Also Known As / Clinical Terms(251)

SNOMED CT

UMLS

Clinical Terms

  • Neurological disorder monitoring status
  • Tissue perfusion alteration
  • Abnormal findings on diagnostic imaging of skull and head
  • Piebald trait with neurologic defects syndrome
  • Congenital nystagmus with sensory abnormality
  • Absence of receptor sites
  • Reduced flow of (CSF) cerebrospinal fluid
  • Finding of pain threshold
  • Finding of level of fontanelle
  • Decreased intracranial adaptive capacity
  • Decrease in receptor sites
  • Extrapyramidal symptom
  • Bulbar neurological symptom
  • Lhermitte's sign positive
  • Alopecia, progressive neurological defect, endocrinopathy syndrome
  • X-linked intellectual disability with hypogammaglobulinemia and progressive neurological deterioration syndrome
  • Midline shift of brain
  • Decreased intracranial pressure adaptive capacity
  • Tinel sign positive
  • Deficit of both halves of nervous system structures
  • Barber's chair sign positive
  • Orthostatic intolerance
  • Tinel's sign positive
  • Hippocampal pressure groove
  • Neurological complication following vaccination
  • Kernig sign positive
  • Romberg's sign positive
  • Named sensory signs
  • Low pain threshold
  • X-linked intellectual disability with hypogammaglobulinaemia and progressive neurological deterioration syndrome
  • Brudzinski's sign positive
  • Surface receptor redistribution
  • Neurological deficit
  • Finding related to ability to accept base of support
  • Neuronal depopulation
  • No reactive accommodation reflex
  • Bilateral deficit of nervous system structures
  • Hoover's sign of lower limb
  • Kernig's sign positive
  • Barany sign
  • Receptor site alteration
  • Congenital nystagmus
  • Does not accept base of support
  • Arthropathy of the elbow associated with a neurological disorder
  • Decreased pain threshold
  • Observation of intracranial pressure
  • Brudzinski sign positive
  • Froment sign positive
  • Poor tissue perfusion
  • Sluggish flow of (CSF) cerebrospinal fluid
  • Autosomal recessive cerebellar ataxia, pyramidal signs, nystagmus, oculomotor apraxia syndrome
  • Reduced flow of cerebrospinal fluid
  • Lhermitte's phenomenon
  • Neurological injury from lightning
  • Neurological drug side effects
  • Struck by lightning
  • Spinal atrophy, ophthalmoplegia, pyramidal syndrome
  • Froment's sign positive
  • Abnormal neurovascular status of distal limb
  • Neck pain co-occurrent with neurological deficit following whiplash injury to neck
  • Pseudoparalysis
  • Inequality in size of cerebral ventricles
  • Flail motion
  • Effects of lightning
  • Barber chair sign
  • Ineffective tissue perfusion
  • Pain threshold - finding
  • Fluctuation of cerebral spinal fluid
  • Finding related to ability to move blade of tongue
  • Abnormality of myotome
  • ANE syndrome
  • Cord sign
  • Flail arm
  • Romberg sign positive
  • Hamano Tsukamoto syndrome
  • CSF (cerebrospinal fluid) flow finding
  • Pronator drift
  • Finding related to neurovascular status of limb
  • Plasma membrane receptor site alteration
  • Telfer Sugar Jaeger syndrome
  • Crossed laterality
  • Disorder of nervous system due to obesity
  • Sensory defect nystagmus
  • Transient monoplegia
  • Surface receptor alteration
  • Neurovascular deficit
  • Filling defect
  • Pseudoparalysis due to generalized arthritis
  • Deficit of bilateral nervous system structures
  • Past pointing present
  • Bulging fontanelle
  • Increase in receptor sites
  • Tinel's test positive
  • Pyramidal sign
  • Neuronal drop out
  • Alteration in tissue perfusion
  • Chvostek sign positive
  • Impaired peripheral neurovascular function
  • Level of fontanelle - finding
  • Neurodisability
  • Nervous system problem
  • Pseudoparalysis due to generalised arthritis
  • Intracranial adaptive capacity impairment
  • Difficulty performing oral motor functions
  • Neurologic deficit
  • Cerebrospinal fluid flow finding
  • Finding of intracranial pressure
  • Downward drift of outstretched supinated arm
  • Does not perform oral motor functions
  • Neurological Hoover sign
  • Barany's sign
  • Bilateral neurological deficit
  • Difficulty accepting base of support
  • Hoover sign of lower extremity
  • Long tract sign
  • Extrapyramidal sign
  • Hoover sign of lower limb
  • Neurological disorder due to obesity
  • Disorder of nervous system due to and following vaccination
  • Named sensory sign
  • Unable to accept base of support
  • ANE (alopecia, progressive neurological defect, endocrinopathy) syndrome
  • Empty delta sign
  • Barber's chair sign
  • Does not move blade of tongue
Frequently Asked Questions
What is the ICD-10 code for other symptoms and signs involving the nervous system?

The ICD-10-CM code for other symptoms and signs involving the nervous system is R29.818. The full clinical description is "Other symptoms and signs involving the nervous system". R29.818 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code R29.818 mean?

ICD-10-CM code R29.818 represents “Other symptoms and signs involving the nervous system”. It is classified under Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings and is a billable/specific code that can be used on a claim.

Is R29.818 a billable code?

Yes, R29.818 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is R29.818 in?

R29.818 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).

What SNOMED CT codes does R29.818 map to?

R29.818 maps to 82 SNOMED CT concepts: 770941005, 274535006, 429093006, 769204005, 124871003, and 77 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for R29.818?

R29.818 is linked to 1 UMLS Concept Unique Identifier: C2830329. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does R29.818 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other symptoms and signs involving the nervous system affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of R29.818?

There is no direct ICD-11 mapping available for R29.818 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.