L51.2
BillableToxic epidermal necrolysis [Lyell]
Toxic epidermal necrolysis [Lyell]
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
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
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(74)
SNOMED CT
- Lyell syndrome due to graft-versus-host disease402359006
- Toxic epidermal necrolysis due to graft-versus-host disease402359006
- Lyell syndrome caused by drug402744003
- Toxic epidermal necrolysis caused by drug402744003
- Stevens-Johnson syndrome, toxic epidermal necrolysis spectrum768946000
- Toxic epidermolysis768946000
- Lyell syndrome due to infection768961004
- Toxic epidermal necrolysis due to infection768961004
- Lyell syndrome768962006
- Toxic epidermal necrolysis768962006
UMLS
- EPIDERMAL NECROLYSIS TOXC0014518
- Epidermal Necrolyses, ToxicC0014518
- Epidermal Necrolysis, ToxicC0014518
- Lyell SyndromeC0014518
- Lyell syndromeC0014518
- Lyell syndrome (disorder)C0014518
- Lyell's SyndromeC0014518
- Lyell's SyndromesC0014518
- Lyell's diseaseC0014518
- Lyell's syndromeC0014518
- NONSTAPH SCALDED SKIN SYNDROMEC0014518
- Necrolyses, Toxic EpidermalC0014518
- Necrolysis epidermal toxic (Lyell type)C0014518
- Necrolysis, Toxic EpidermalC0014518
- Nonstaphylococcal Scalded Skin SyndromeC0014518
- SCALDED SKIN SYNDROME NONSTAPHC0014518
- Scalded Skin Syndrome, NonstaphylococcalC0014518
- Syndrome, Lyell'sC0014518
- Syndromes, Lyell'sC0014518
- TENC0014518
- TOX EPIDERMAL NECROLYSISC0014518
- Toxic Epidermal NecrolysesC0014518
- Toxic Epidermal NecrolysisC0014518
- Toxic epidermal necrolysisC0014518
- Toxic epidermal necrolysis [Lyell]C0014518
- lyellC0014518
- lyell syndromeC0014518
- lyell's syndromeC0014518
- lyellsC0014518
- lyells syndromeC0014518
- toxic epidermal necrolysesC0014518
- toxic epidermal necrolysisC0014518
Clinical Terms
- NONSTAPH SCALDED SKIN SYNDROME
- Necrolyses, Toxic Epidermal
- toxic epidermal necrolyses
- Toxic epidermal necrolysis caused by drug
- lyell syndrome
- Stevens-Johnson syndrome, toxic epidermal necrolysis spectrum
- Scalded Skin Syndrome, Nonstaphylococcal
- TEN
- Lyell syndrome (disorder)
- Epidermal Necrolysis, Toxic
- Toxic Epidermal Necrolysis
- lyell
- TOX EPIDERMAL NECROLYSIS
- Lyell's Syndrome
- Toxic epidermal necrolysis due to infection
- Nonstaphylococcal Scalded Skin Syndrome
- Syndromes, Lyell's
- Syndrome, Lyell's
- Epidermal Necrolyses, Toxic
- Lyell syndrome caused by drug
- Lyell syndrome due to graft-versus-host disease
- Toxic epidermal necrolysis due to graft-versus-host disease
- Lyell's Syndromes
- Toxic epidermolysis
- SCALDED SKIN SYNDROME NONSTAPH
- Lyell's disease
- Lyell syndrome due to infection
- Necrolysis epidermal toxic (Lyell type)
- lyells syndrome
- EPIDERMAL NECROLYSIS TOX
- Necrolysis, Toxic Epidermal
- lyells
Frequently Asked Questions
What is the ICD-10 code for toxic epidermal necrolysis [lyell]?
The ICD-10-CM code for toxic epidermal necrolysis [lyell] is L51.2. The full clinical description is "Toxic epidermal necrolysis [Lyell]". L51.2 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code L51.2 mean?
ICD-10-CM code L51.2 represents “Toxic epidermal necrolysis [Lyell]”. 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 L51.2 a billable code?
Yes, L51.2 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L51.2 in?
L51.2 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L51.2?
L51.2 has Excludes1 notes indicating codes that cannot be used together with it, including: Lyme disease (A69.2-); rosacea (L71.-); staphylococcal scalded skin syndrome (L00); and 1 more.
Are additional codes required with L51.2?
Yes, when using L51.2, also report: adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).
What SNOMED CT codes does L51.2 map to?
L51.2 maps to 5 SNOMED CT concepts: 768962006, 402744003, 402359006, 768961004, 768946000. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L51.2?
L51.2 is linked to 1 UMLS Concept Unique Identifier: C0014518. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does L51.2 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like toxic epidermal necrolysis [lyell] 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 L51.2?
L51.2 maps to the ICD-11 code: EB13.1 (Toxic epidermal necrolysis).
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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.