2019 ICD-10-CM Diagnosis Code Q79.8

Other congenital malformations of musculoskeletal system

    2016 2017 2018 2019 Billable/Specific Code POA Exempt
  • Q79.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM Q79.8 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of Q79.8 - other international versions of ICD-10 Q79.8 may differ.
Applicable To
  • Absence of muscle
  • Absence of tendon
  • Accessory muscle
  • Amyotrophia congenita
  • Congenital constricting bands
  • Congenital shortening of tendon
  • Poland syndrome
The following code(s) above Q79.8 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to Q79.8:
  • Q00-Q99
    2019 ICD-10-CM Range Q00-Q99

    Congenital malformations, deformations and chromosomal abnormalities

    Note
    • Codes from this chapter are not for use on maternal records
    Type 2 Excludes
    • inborn errors of metabolism (E70-E88)
    Congenital malformations, deformations and chromosomal abnormalities
  • Q79
    ICD-10-CM Diagnosis Code Q79

    Congenital malformations of musculoskeletal system, not elsewhere classified

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • congenital (sternomastoid) torticollis (Q68.0)
    Congenital malformations of musculoskeletal system, not elsewhere classified
Approximate Synonyms
  • Absence of pectoral muscle, congenital
  • Amniotic band syndrome
  • Amyoplasia congenita disruptive sequence
  • Amyoplasia, disruptive sequence
  • Congenital absence of bilateral pectoral muscles
  • Congenital absence of left pectoral muscle
  • Congenital absence of pectoral muscle
  • Congenital absence of right pectoral muscle
  • Congenital anomaly of cartilage
  • Congenital cartilage deformity
  • Congenital contracture of bilateral gastrocnemius
  • Congenital contracture of gastrocnemius muscle
  • Congenital contracture of left gastrocnemius
  • Congenital contracture of left gastrocnemius muscle
  • Congenital contracture of right gastrocnemius
  • Congenital contracture of right gastrocnemius muscle
  • Congenital deformity of soft tissue
  • Contracture of gastrocnemius, congenital
  • Deformity due to amniotic band
  • Hereditary osteoonychodysplasia
  • Nail-patella syndrome
  • Nail-patella syndrome, hereditary osteoonychodysplasia
  • Poland anomalad
  • Poland anomaly
  • Popliteal pterygium syndrome
  • Schwartz jampel syndrome
  • Waardenburg syndrome
  • Waardenburg's syndrome
Clinical Information
  • A rare developmental disorder characterized by underdevelopment or absence of the pectoralis muscle in one side of the chest, usually associated with ipsilateral cutaneous syndactyly, and ipsilateral breast and nipple hypoplasia.
  • A syndrome which is characterized by symbrachydactyly and aplasia of the sternal head of pectoralis major.
Present On Admission
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
  • Q79.8 is considered exempt from POA reporting.
ICD-10-CM Q79.8 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 564 Other musculoskeletal system and connective tissue diagnoses with mcc
  • 565 Other musculoskeletal system and connective tissue diagnoses with cc
  • 566 Other musculoskeletal system and connective tissue diagnoses without cc/mcc

Convert Q79.8 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
Code annotations containing back-references to Q79.8:
  • Type 2 Excludes: Q83
    ICD-10-CM Diagnosis Code Q83

    Congenital malformations of breast

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes

Diagnosis Index entries containing back-references to Q79.8:
  • Absence (of) (organ or part) (complete or partial)
    • muscle (congenital) (pectoral) Q79.8
    • tendon Q79.8 (congenital)
  • Accessory (congenital)
    • bone NEC Q79.8
    • muscle Q79.8
    • tendon Q79.8
  • Acromicria, acromikria Q79.8
  • Agenesis
    • muscle Q79.8
    • musculoskeletal system NEC Q79.8
    • tendon Q79.8
  • Amyoplasia congenita Q79.8
  • Amyotrophia, amyotrophy, amyotrophic G71.8
    ICD-10-CM Diagnosis Code G71.8

    Other primary disorders of muscles

      2016 2017 2018 2019 Billable/Specific Code
    • congenita Q79.8
  • Band(s)
    • constricting, congenital Q79.8
  • Contraction(s)
    • ligament - see also Disorder, ligament
      • congenital Q79.8
    • muscle (postinfective) (postural) M62.40
      ICD-10-CM Diagnosis Code M62.40

      Contracture of muscle, unspecified site

        2016 2017 2018 2019 Billable/Specific Code
  • Diastasis
    • muscle M62.00
      ICD-10-CM Diagnosis Code M62.00

      Separation of muscle (nontraumatic), unspecified site

        2016 2017 2018 2019 Billable/Specific Code
      • congenital Q79.8
  • Dysplasia - see also Anomaly
    • muscle Q79.8
  • Fusion, fused (congenital)
    • bone Q79.8
  • Hypoplasia, hypoplastic
    • muscle Q79.8
  • Krabbe's
    • syndrome, congenital muscle hypoplasia Q79.8
  • Myelo-osteo-musculodysplasia hereditaria Q79.8
  • Poland syndrome Q79.8
  • Short, shortening, shortness
    • tendon - see also Contraction, tendon
      • congenital Q79.8
  • Supernumerary (congenital)
    • bone Q79.8
    • muscle Q79.8
  • Syndrome - see also Disease
    • Krabbe's congenital muscle hypoplasia Q79.8
    • Touraine's Q79.8
  • Thoracogastroschisis Q79.8 (congenital)
  • Touraine's syndrome Q79.8

ICD-10-CM Codes Adjacent To Q79.8
Q79 Congenital malformations of musculoskeletal system, not elsewhere classified
Q79.0 Congenital diaphragmatic hernia
Q79.1 Other congenital malformations of diaphragm
Q79.2 Exomphalos
Q79.3 Gastroschisis
Q79.4 Prune belly syndrome
Q79.5 Other congenital malformations of abdominal wall
Q79.51 Congenital hernia of bladder
Q79.59 Other congenital malformations of abdominal wall
Q79.6 Ehlers-Danlos syndrome
Q79.8 Other congenital malformations of musculoskeletal system
Q79.9 Congenital malformation of musculoskeletal system, unspecified
Q80 Congenital ichthyosis
Q80.0 Ichthyosis vulgaris
Q80.1 X-linked ichthyosis
Q80.2 Lamellar ichthyosis
Q80.3 Congenital bullous ichthyosiform erythroderma
Q80.4 Harlequin fetus
Q80.8 Other congenital ichthyosis
Q80.9 Congenital ichthyosis, unspecified
Q81 Epidermolysis bullosa

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.