Coloboma, osteopetrosis, microphthalmia, macrocephaly, albinism, deafness syndrome
Deformity of sternum
Complete deafness
Large head (disorder)
Bachmann Bupp syndrome
Left ventricular myocardial noncompaction cardiomyopathy
Large skull
H1-4-related neurodevelopmental disorder
Megalocephalies
RNF135 (ring finger protein 135) related overgrowth syndrome
Zori Stalker Williams syndrome
Disorder of ornithine metabolism
Cutis laxa, autosomal recessive
Macrocephaly, intellectual disability, neurodevelopmental disorder, small thorax syndrome
MACS syndrome
Congenital misshapen rib
Congenital macrocephaly
COMMAD (coloboma, osteopetrosis, microphthalmia, macrocephaly, albinism, deafness) syndrome
Pectus deformity of chest
megalencephaly
Microphthalmia with colobomatous cyst
Clark Baraitser syndrome
Ring finger protein 135 related overgrowth syndrome
MCAP - megalencephaly capillary malformation
Autosomal dominant intellectual disability, craniofacial dysmorphism, macrocephaly, hypotonia syndrome due to H1.4 linker histone, cluster member mutation
Macrocrania
Congenital abnormal shape of rib
Ventricular myocardial noncompaction cardiomyopathy
M-CM - macrocephaly capillary malformation
Macrencephaly
Congenital dysplasia of nail unit
Global developmental delay, alopecia, macrocephaly, facial dysmorphism, structural brain anomalies syndrome
X-linked intellectual disability Atkin type
Megacephaly
Funnel chest
Trichterbrust
MINDS (macrocephaly, intellectual disability, neurodevelopmental disorder, small thorax) syndrome
RIN2 deficiency
Overgrowth, macrocephaly, facial dysmorphism syndrome
Mis-shapen ribs
MACS (macrocephaly, alopecia, cutis laxa, scoliosis) syndrome
Macrocephaly, short stature, paraplegia syndrome
Macrocephaly and developmental delay syndrome
Macrocephaly with spastic paraplegia and dysmorphism syndrome
Pectus excavatum, macrocephaly, dysplastic nails syndrome
SSM (seizures, scoliosis, macrocephaly) syndrome
Johnson syndrome
Macrocephalus
MOMO (macrocephaly, obesity, mental disability, ocular abnormality) syndrome
MOMO syndrome
Autosomal recessive spinocerebellar ataxia type 20
Macrocephalies
Macrocephaly NOS
MINDS syndrome
Relative macrocephaly
Congenital funnel chest
Megalocephaly
Ornithine metabolism disorder
X-linked intellectual disability, macrocephaly, macroorchidism syndrome
Macrocephaly, intellectual disability, autism syndrome
Large head
SCAR20 - autosomal recessive spinocerebellar ataxia type 20
Volcke Soekarman syndrome
Macrocephaly-capillary malformation
Dandy-Walker malformation
Agenesis of corpus callosum, macrocephaly, hypertelorism syndrome
Colobomatous microphthalmia
Smith Kingsmore syndrome
Dandy-Walker deformity
Rahman syndrome
Macroencephaly
7q36.3 microduplication syndrome
Congenital deafness
Genetic syndromic childhood obesity
Tall forehead, sparse hair, skin hyperextensibility, scoliosis syndrome
Congenital pectus excavatum
Macrocephaly, intellectual disability, left ventricular non compaction syndrome
Pectus excavatum
Pectus recurvatum
COMMAD syndrome
Macrocephaly, alopecia, cutis laxa, scoliosis syndrome
Intellectual disability, coarse face, macrocephaly, cerebellar hypotrophy syndrome
Megacephalies
Atkin Flaitz syndrome
Macrocephaly, obesity, mental disability, ocular abnormality syndrome
Seizures, scoliosis, macrocephaly syndrome
Ornithine decarboxylase deficiency
Intellectual disability, macrocephaly, hypotonia, behavioural abnormalities syndrome
Microphthalmos co-occurrent with congenital ocular coloboma
Dandy-Walker syndrome
Megalencephaly capillary malformation
PPP2R5D-related intellectual disability
Megalencephaly, capillary malformation, polymicrogyria syndrome
Facial dysmorphism, macrocephaly, myopia, Dandy-Walker malformation syndrome
Cobbler's chest
X-linked recessive intellectual disability and macrocephaly with ciliary dysfunction syndrome
Fryns macrocephaly
Intellectual disability, macrocephaly, hypotonia, behavioral abnormalities syndrome
Skull enlargement
Macrocephaly-cutis marmorata telangiectatica congenita
Intellectual disability, seizures, macrocephaly, obesity syndrome
Autosomal dominant intellectual disability, craniofacial dysmorphism, macrocephaly, hypotonia syndrome due to H1-4 mutation
Megalencephalies

Frequently Asked Questions

What is the ICD-10 code for macrocephaly?

The ICD-10-CM code for macrocephaly is Q75.3. The full clinical description is "Macrocephaly". Q75.3 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code Q75.3 mean?

ICD-10-CM code Q75.3 represents “Macrocephaly”. It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.

Is Q75.3 a billable code?

Yes, Q75.3 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q75.3 in?

Q75.3 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

What codes cannot be used with Q75.3?

Q75.3 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital malformation of face NOS (Q18.-); congenital malformation syndromes classified to Q87.-; dentofacial anomalies [including malocclusion] (M26.-); and 6 more.

What SNOMED CT codes does Q75.3 map to?

Q75.3 maps to 43 SNOMED CT concepts: 1208720000, 718577005, 1304277005, 782753000, 1222658006, and 38 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for Q75.3?

Q75.3 is linked to 1 UMLS Concept Unique Identifier: C0221355. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does Q75.3 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like macrocephaly affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of Q75.3?

Q75.3 maps to the ICD-11 code: LB70.3 (Macrocephaly).

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.