L05.91
BillablePilonidal cyst without abscess
Pilonidal cyst without abscess
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Pilonidal dimple
- Postanal dimple
- Pilonidal cyst NOS
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •lipomelanotic reticulosisI89.8
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •viral wartsB07
- •hordeolumH00.0
- •infective dermatitisL30.3
- local infections of skin classified in Chapter 1
- •lupus panniculitisL93.2
- •panniculitis NOSM79.3
- •panniculitis of neck and backM54.0
- •Perlèche NOSK13.0
- •Perlèche due to candidiasisB37.0
- •Perlèche due to riboflavin deficiencyE53.0
- •pyogenic granulomaL98.0
- •relapsing panniculitis [Weber-Christian]M35.6
- •zosterB02
- •congenital sacral dimpleQ82.6
- •parasacral dimpleQ82.6
Use Additional Code
Additional codes that should follow this code
Related Codes(1)
Also Known As / Clinical Terms(81)
SNOMED CT
UMLS
- Cyst - pilonidalC0031925
- Cyst, PilonidalC0031925
- Cysts, PilonidalC0031925
- PILONIDAL SINUSC0031925
- Piliferous cystC0031925
- Pilonidal CystC0031925
- Pilonidal CystsC0031925
- Pilonidal SinusC0031925
- Pilonidal cystC0031925
- Pilonidal cyst (disorder)C0031925
- Pilonidal cyst (morphologic abnormality)C0031925
- Pilonidal cyst NOSC0031925
- Pilonidal cyst and sinusC0031925
- Pilonidal sinusC0031925
- Sinus, PilonidalC0031925
- coccygeal sinusC0031925
- cyst pilonidalC0031925
- pilonidal cystC0031925
- pilonidal cyst sinusC0031925
- pilonidal cystsC0031925
- pilonidal sinusC0031925
- pilonidal sinus cystC0031925
- pilonidal sinus/cyst (non-specific)C0031925
- sinus pilonidalC0031925
- Pilonidal DimpleC0426848
- Pilonidal dimpleC0426848
- Sacral DimpleC0426848
- Sacral dimpleC0426848
- Sacral dimple (finding)C0426848
- Sacral pitC0426848
- Sacral sinusC0426848
- Spinal dimpleC0426848
- dimple sacralC0426848
- dimples sacralC0426848
- sacral dimpleC0426848
- sacral dimplesC0426848
- Pilonidal cyst without abscessC0520556
- Pilonidal cyst without mention of abscessC0520556
- Postanal dimpleC2888142
Clinical Terms
- pilonidal cyst
- Sinus, Pilonidal
- Sacral dimple without abscess
- Pilonidal cyst of natal cleft
- sinus pilonidal
- Cysts, Pilonidal
- Pilonidal Dimple
- coccygeal sinus
- Pilonidal Sinus
- dimple sacral
- Piliferous cyst
- pilonidal cyst sinus
- Pilonidal cyst (morphologic abnormality)
- sacral dimple
- Sacral dimple (finding)
- pilonidal sinus cyst
- Pilonidal cyst (disorder)
- Sacral pit
- Cyst, Pilonidal
- Postanal dimple
- Pilonidal cyst NOS
- Sacral sinus
- Spinal dimple
- Pilonidal Cysts
- Skin dimple
- Chronic recurrent pilonidal cyst
- dimples sacral
- cyst pilonidal
- Pilonidal disease of natal cleft
- sacral dimples
- Pilonidal cyst without mention of abscess
- pilonidal sinus/cyst (non-specific)
- Cyst - pilonidal
Frequently Asked Questions
What is the ICD-10 code for pilonidal cyst without abscess?
The ICD-10-CM code for pilonidal cyst without abscess is L05.91. The full clinical description is "Pilonidal cyst without abscess". L05.91 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code L05.91 mean?
ICD-10-CM code L05.91 represents “Pilonidal cyst without abscess”. It is classified under Chapter 12: Diseases of the Skin and Subcutaneous Tissue and is a billable/specific code that can be used on a claim.
Is L05.91 a billable code?
Yes, L05.91 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L05.91 in?
L05.91 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
Are additional codes required with L05.91?
Yes, when using L05.91, also report: code (B95-B97) to identify infectious agent..
What SNOMED CT codes does L05.91 map to?
L05.91 maps to 7 SNOMED CT concepts: 865903003, 47639008, 866004004, 431710006, 311897005, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L05.91?
L05.91 is linked to 4 UMLS Concept Unique Identifiers: C0031925, C0426848, C0520556, C2888142. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does L05.91 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like pilonidal cyst without abscess 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 L05.91?
There is no direct ICD-11 mapping available for L05.91 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.