tetanus tetanus neonatorum ICD10CM:A33 ICD9CM:771.3 NCI:C116814 DOID:13521 Tetanus neonatorum disease_ontology UMLS_CUI:C0343312 SNOMEDCT_US_2020_03_01:43424001 A tetanus that occurs in newborn babies when the birth cord stump gets dirty through cutting it with an unclean blade or applying substances containing bacteria to it. The infection has symptom stiff body, has symptom muscle spasms, has symptom difficulty in breathing, and has symptom exhaustion. neonatal tetanus