E34.321 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Primary insulin-like growth factor-1 (IGF-1) deficiency.
Inclusion term
Acid-labile subunit gene (IGFALS) defect
Growth hormone gene 1 (GH1) defect with growth hormone neutralizing antibodies
Growth hormone insensitivity syndrome (GHIS)
Insulin-like growth factor 1 gene (IGF1) defect
Laron type short stature
Severe primary insulin-like growth factor-1 deficiency (SPIGFD)
Signal transducer and activator of transcription 5B gene (STAT5b) defect
Versions
2025
No changes
2024
No changes
2023
New code