L72.12 Trichodermal cyst
Instructional Notes:
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L72.12
Description: Trichodermal cyst
Inclusion Term:
- Trichilemmal (proliferating) cyst
↓
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L72.1
Description: Pilar and trichodermal cyst
↓
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L72
Description: Follicular cysts of skin and subcutaneous tissue
↓
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L60-L75
Description: Disorders of skin appendages (L60-L75)
Exclude1:
- congenital malformations of integument (Q84.-)
↓
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L00-L99
Description: Diseases of the skin and subcutaneous tissue
Exclude2:
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- lipomelanotic reticulosis (I89.8)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- viral warts (B07.-)