733.3 HYPEROSTOSIS OF SKULL


Code Information

Diagnosis Code: 733.3

Short Description: Hyperostosis of skull

Long Description: Hyperostosis of skull

Code Classification:

  • Diseases of the musculoskeletal system and connective tissue (710–739)
    • Osteopathies, chondropathies, and acquired musculoskeletal deformities (730-739)
      • 733 Other disorders of bone and cartilage
        • 733.3 Hyperostosis of skull

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 733.3 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Buchem's syndrome (hyperostosis corticalis) 733.3
  • Craniopathy, metabolic 733.3
  • Craniotabes (cause unknown) 733.3
    • rachitic 268.1
    • syphilitic 090.5
  • Disease, diseased - see also Syndrome
    • Morgagni's (syndrome) (hyperostosis frontalis interna) 733.3
  • Exostosis 726.91
    • intracranial 733.3
  • Hyperostosis 733.99
    • calvarial 733.3
    • cortical 733.3
      • infantile 756.59
    • frontal, internal of skull 733.3
    • interna frontalis 733.3
    • skull 733.3
      • congenital 756.0
  • Leontiasis
    • ossium 733.3
  • Morel-Moore syndrome (hyperostosis frontalis interna) 733.3
  • Morel-Morgagni syndrome (hyperostosis frontalis interna) 733.3
  • Morgagni
    • disease or syndrome (hyperostosis frontalis interna) 733.3
  • Morgagni-Stewart-Morel syndrome (hyperostosis frontalis interna) 733.3
  • Stewart-Morel syndrome (hyperostosis frontalis interna) 733.3
  • Syndrome - see also Disease
    • Buchem's (hyperostosis corticalis) 733.3
    • Morel-Moore (hyperostosis frontalis interna) 733.3
    • Morel-Morgagni (hyperostosis frontalis interna) 733.3
    • Morgagni (-Stewart-Morel) (hyperostosis frontalis interna) 733.3
    • Stewart-Morel (hyperostosis frontalis interna) 733.3
    • van Buchem's (hyperostosis corticalis) 733.3
  • van Buchem's syndrome (hyperostosis corticalis) 733.3

Crosswalk Information

The code 733.3 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
733.3 Right Arrow M85.2 Hyperostosis of skull
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
733.00 Osteoporosis, unspecified
733.01 Senile osteoporosis
733.02 Idiopathic osteoporosis
733.03 Disuse osteoporosis
733.09 Other osteoporosis
733.10 Pathologic fracture, unspecified site
733.11 Pathologic fracture of humerus
733.12 Pathologic fracture of distal radius and ulna
733.13 Pathologic fracture of vertebrae
733.14 Pathologic fracture of neck of femur
733.15 Pathologic fracture of other specified part of femur
733.16 Pathologic fracture of tibia or fibula
733.19 Pathologic fracture of other specified site
733.20 Cyst of bone (localized), unspecified
733.21 Solitary bone cyst
733.22 Aneurysmal bone cyst
733.29 Other bone cyst
733.40 Aseptic necrosis of bone, site unspecified
733.41 Aseptic necrosis of head of humerus
733.42 Aseptic necrosis of head and neck of femur
733.43 Aseptic necrosis of medial femoral condyle
733.44 Aseptic necrosis of talus
733.45 Aseptic necrosis of bone, jaw
733.49 Aseptic necrosis of bone, other
733.5 Osteitis condensans
733.6 Tietze's disease
733.7 Algoneurodystrophy
733.81 Malunion of fracture
733.82 Nonunion of fracture
733.90 Disorder of bone and cartilage, unspecified
733.91 Arrest of bone development or growth
733.92 Chondromalacia
733.93 Stress fracture of tibia or fibula
733.94 Stress fracture of the metatarsals
733.95 Stress fracture of other bone
733.96 Stress fracture of femoral neck
733.97 Stress fracture of shaft of femur
733.98 Stress fracture of pelvis
733.99 Other disorders of bone and cartilage


This page was last updated on: 10/1/2014