Congenital anomaly of head	Symmetrical conjoined twins
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Cranial duplication (disorder)
	Cranial duplication
	Dicephaly Conjoined twins with two heads Craniodidymus Dicephalus
	bicephalus
	dicephalus

Id	38439000
Status	Defined

Associated morphology	Double structure
Finding site	Head structure
Occurrence	Congenital
Pathological process	Pathological developmental process

Associated morphology	Congenital abnormal fusion
Finding site	Fetal structure
Occurrence	Congenital
Pathological process	Pathological developmental process

Associated morphology	Double structure
Finding site	Fetal structure
Occurrence	Congenital
Pathological process	Pathological developmental process

ICD-10 complex map reference set

Target	Q89.4
Rule	TRUE
Advice	ALWAYS Q89.4
Correlation	SNOMED CT source code to target map code correlation not specified

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Dicephalic parapagus

Dicephalus dipus dibrachius

Dicephalus dipus tetrabrachius

Dicephalus dipus tribrachius

Dicephalus tripus tribrachius