B81.2
BillableTrichostrongyliasis
Trichostrongyliasis
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
- angiostrongyliasis due to:
- •Angiostrongylus cantonensisB83.2
- •Parastrongylus cantonensisB83.2
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(68)
SNOMED CT
- Infection by Marshallagia6242007
- Infection caused by Marshallagia6242007
- Marshallagiosis6242007
- Infection by Haemonchus15113004
- Infection caused by Haemonchus15113004
- Infection by Trichostrongylus axei18849004
- Infection caused by Trichostrongylus axei18849004
- Infection by Ostertagia21090005
- Infection caused by Ostertagia21090005
- Ostertagiosis21090005
- Cooperiosis28171008
- Infection by Cooperia28171008
- Infection caused by Cooperia28171008
- Infection by Trichostrongylus colubriformis29604006
- Infection caused by Trichostrongylus colubriformis29604006
- Infection by Ostertagia ostertagi32700004
- Infection caused by Ostertagia ostertagi32700004
- Infection by Trichostrongylus33710003
- Trichostrongyliasis33710003
- Trichostrongylosis33710003
- Infection by Haemonchus contortus37228003
- Infection caused by Haemonchus contortus37228003
- Infection by Molineus69815004
- Infection caused by Molineus69815004
- Molineosis69815004
- Infection by Trichostrongylus orientalis72074009
- Infection caused by Trichostrongylus orientalis72074009
- Infection by Mecistocirrus86897003
- Infection caused by Mecistocirrus86897003
- Mecistocirrosis86897003
- Disease caused by Trichostrongyloidea105708002
UMLS
Clinical Terms
- Infection caused by Trichostrongylus colubriformis
- Infection caused by Marshallagia
- Infection caused by Ostertagia ostertagi
- Trichostrongylosis
- Infection by Ostertagia
- Marshallagiosis
- Ostertagiosis
- Infection caused by Trichostrongylus orientalis
- Cooperiosis
- Infection caused by Haemonchus
- Molineosis
- Trichostrongyloses
- Infection by Trichostrongylus
- Infection caused by Cooperia
- Infection by Trichostrongylus colubriformis
- Infection by Haemonchus contortus
- Infection caused by Ostertagia
- Disease caused by Trichostrongyloidea
- Infection by Trichostrongylus orientalis
- Infection caused by Haemonchus contortus
- Infection by Cooperia
- Infection caused by Molineus
- Infection by Trichostrongylus axei
- Trichostrongyliasis (disorder)
- Infection by Ostertagia ostertagi
- Infection by Mecistocirrus
- Infection caused by Mecistocirrus
- Infection by Molineus
- Infection by Marshallagia
- Infection by Haemonchus
- Infection caused by Trichostrongylus axei
- Mecistocirrosis
Frequently Asked Questions
What is the ICD-10 code for trichostrongyliasis?
The ICD-10-CM code for trichostrongyliasis is B81.2. The full clinical description is "Trichostrongyliasis". B81.2 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code B81.2 mean?
ICD-10-CM code B81.2 represents “Trichostrongyliasis”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a billable/specific code that can be used on a claim.
Is B81.2 a billable code?
Yes, B81.2 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is B81.2 in?
B81.2 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with B81.2?
B81.2 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; angiostrongyliasis due to:; Angiostrongylus cantonensis (B83.2); and 1 more.
Are additional codes required with B81.2?
Yes, when using B81.2, also report: resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does B81.2 map to?
B81.2 maps to 13 SNOMED CT concepts: 28171008, 105708002, 15113004, 37228003, 6242007, and 8 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for B81.2?
B81.2 is linked to 1 UMLS Concept Unique Identifier: C0040948. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does B81.2 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like trichostrongyliasis 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 B81.2?
B81.2 maps to the ICD-11 code: 1F6F (Trichostrongyliasis).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.