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L51 Erythema multiforme
BackL51.0Nonbullous erythema multiformeCategoryL51.1Stevens-Johnson syndromeCategoryL51.2Toxic epidermal necrolysis [Lyell]CategoryL51.3Stevens-Johnson syndrome-toxic epidermal necrolysis overlap syndromeCategoryL51.8Other erythema multiformeCategoryL51.9Erythema multiforme, unspecifiedCategory
Category
L51
Erythema multiforme
EXCLUDES
Excludes1: staphylococcal scalded skin syndrome (L00)
Ritter's disease (L00)
Ritter's disease (L00)
CODING RULE
Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
code to identify associated manifestations, such as:
arthropathy associated with dermatological disorders (M14.8-)
conjunctival edema (H11.42)
conjunctivitis (H10.22-)
corneal scars and opacities (H17.-)
corneal ulcer (H16.0-)
edema of eyelid (H02.84-)
inflammation of eyelid (H01.8-)
keratoconjunctivitis sicca (H16.22-)
mechanical lagophthalmos (H02.22-)
stomatitis (K12.-)
symblepharon (H11.23-)
code to identify percentage of skin exfoliation (L49.-)
code to identify associated manifestations, such as:
arthropathy associated with dermatological disorders (M14.8-)
conjunctival edema (H11.42)
conjunctivitis (H10.22-)
corneal scars and opacities (H17.-)
corneal ulcer (H16.0-)
edema of eyelid (H02.84-)
inflammation of eyelid (H01.8-)
keratoconjunctivitis sicca (H16.22-)
mechanical lagophthalmos (H02.22-)
stomatitis (K12.-)
symblepharon (H11.23-)
code to identify percentage of skin exfoliation (L49.-)
- Chapter
- XII · Diseases of the skin and subcutaneous tissue
- Section
- L49-L54
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.