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Osteogenesis imperfecta, type IV B

Last edited: 4/14/2026

Overview

Osteogenesis imperfecta (OI) type IV B is an inherited skeletal dysplasia characterized by bone fragility and skeletal deformities, primarily due to mutations in genes involved in collagen biosynthesis or osteoblast function 3.

Diagnosis

  • Clinical Features: Bone fragility, skeletal deformities, blue sclerae, dentinogenesis imperfecta 3.
  • Genetic Testing: Pathogenic variants in COL1A1, COL1A2, or other related genes 3.
  • Imaging: X-rays showing bone deformities, fractures, and vertebral compression 3.
  • Biochemical Markers: Collagen analysis may be normal in some variants like Cole-Carpenter syndrome 9.

    • Management

  • Bone Health: Vitamin D supplementation to address deficiency and support bone metabolism 2.
  • Pain Management: Analgesics for pain associated with fractures and deformities.
  • Orthopedic Interventions: Surgical correction for severe deformities and fractures 7.
  • Physical Therapy: To maintain mobility and prevent contractures 3.
  • Avoidance of Trauma: Protective measures to minimize fracture risk 3.

    • Special Populations

  • Pregnancy: Considerations for obstetric care, including potential risks during labor and delivery 1.
  • Pediatrics: Use of regional anesthesia (e.g., combined spinal-epidural) for surgical interventions 4.
  • Comorbidities: Management of complications like hearing loss requiring surgical intervention 17.

    • Key Recommendations

  • Genetic Testing for Diagnosis: Confirm diagnosis through genetic testing of COL1A1, COL1A2, and other relevant genes (Evidence: Strong 3).
  • Vitamin D Supplementation: Address vitamin D deficiency to support bone health in OI patients (Evidence: Moderate 2).
  • Regional Anesthesia in Pediatrics: Consider regional anesthesia techniques for surgical procedures in pediatric patients with OI to minimize risks associated with general anesthesia (Evidence: Weak 4).
  • Orthopedic Monitoring and Intervention: Regular orthopedic evaluations and timely surgical interventions for severe deformities (Evidence: Expert opinion).

    • References

    1 Brown-Young D, Papich TA, Jhaveri S, Nielsen C, Pardee M, Betchkal R et al.. Informed Inclusion Model: Medical Student Wheelchair User in an Obstetrics and Gynecology Clerkship. Academic medicine : journal of the Association of American Medical Colleges 2024. link 2 Gnoli M, Brizola E, Tremosini M, Di Cecco A, Sangiorgi L. Vitamin D and Bone fragility in Individuals with Osteogenesis Imperfecta: A Scoping Review. International journal of molecular sciences 2023. link 3 Marom R, Rabenhorst BM, Morello R. Osteogenesis imperfecta: an update on clinical features and therapies. European journal of endocrinology 2020. link 4 Gupta A, Kamal G, Gupta N, Aggarwal A. Combined Spinal-Epidural Anesthesia With Dexmedetomidine-Based Sedation for Multiple Corrective Osteotomies in a Child With Osteogenesis Imperfecta Type III: A Case Report. A & A case reports 2017. link 5 Yapicioğlu H, Ozcan K, Arikan O, Satar M, Narli N, Ozbek MH. Bruck syndrome: osteogenesis imperfecta and arthrogryposis multiplex congenita. Annals of tropical paediatrics 2009. link 6 Cuillier F, Alessandri JL, Lemaire P, Fritel X, Harper L. Bruck syndrome: second antenatal diagnosis. Fetal diagnosis and therapy 2007. link 7 Hardenbrook MA, Lombardo SR. Silicate-substituted calcium phosphate as a bone void filler after kyphoplasty in a young patient with multiple compression fractures due to osteogenesis imperfecta variant: case report. Neurosurgical focus 2006. link 8 Plotkin H. Syndromes with congenital brittle bones. BMC pediatrics 2004. link 9 Amor DJ, Savarirayan R, Schneider AS, Bankier A. New case of Cole-Carpenter syndrome. American journal of medical genetics 2000. link1096-8628(20000605)92:4<273::aid-ajmg10>3.0.co;2-t) 10 Bischoff H, Freitag P, Jundt G, Steinmann B, Tyndall A, Theiler R. Type I osteogenesis imperfecta: diagnostic difficulties. Clinical rheumatology 1999. link 11 MacDermot KD, Buckley B, Van Someren V. Osteopenia, abnormal dentition, hydrops fetalis and communicating hydrocephalus. Clinical genetics 1995. link 12 al Gazali LI, Sabrinathan K, Nair KG. A syndrome of osteogenesis imperfecta, optic atrophy, retinopathy and severe developmental delay in two sibs of consanguineous parents. Clinical dysmorphology 1994. link 13 Brenner RE, Vetter U, Stöss H, Müller PK, Teller WM. Defective collagen fibril formation and mineralization in osteogenesis imperfecta with congenital joint contractures (Bruck syndrome). European journal of pediatrics 1993. link 14 Lee ER, Matsui Y, Poole AR. Immunochemical and immunocytochemical studies of the C-propeptide of type II procollagen in chondrocytes of the growth plate. The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society 1990. link 15 Bennett JM, Gourassas J, Stevens MS. Double valve replacement in a patient with osteogenesis imperfecta. European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery 1987. link80013-1) 16 Koentges D, van de Werf F, Stalpaert J, Goddeeris P, de Geest H. Aortic and mitral valve replacement in osteogenesis imperfecta. Report of a case. Acta cardiologica 1986. link 17 Shea JJ, Postma DS. Findings and long-term surgical results in the hearing loss of osteogenesis imperfecta. Archives of otolaryngology (Chicago, Ill. : 1960) 1982. link 18 Sillence DO, Senn A, Danks DM. Genetic heterogeneity in osteogenesis imperfecta. Journal of medical genetics 1979. link

    Original source

    1. [1]
      Informed Inclusion Model: Medical Student Wheelchair User in an Obstetrics and Gynecology Clerkship. — Brown-Young D, Papich TA, Jhaveri S, Nielsen C, Pardee M, Betchkal R et al. Academic medicine : journal of the Association of American Medical Colleges (2024)
    2. [2]
      Vitamin D and Bone fragility in Individuals with Osteogenesis Imperfecta: A Scoping Review. — Gnoli M, Brizola E, Tremosini M, Di Cecco A, Sangiorgi L International journal of molecular sciences (2023)
    3. [3]
      Osteogenesis imperfecta: an update on clinical features and therapies. — Marom R, Rabenhorst BM, Morello R European journal of endocrinology (2020)
    4. [4]
      Combined Spinal-Epidural Anesthesia With Dexmedetomidine-Based Sedation for Multiple Corrective Osteotomies in a Child With Osteogenesis Imperfecta Type III: A Case Report. — Gupta A, Kamal G, Gupta N, Aggarwal A A & A case reports (2017)
    5. [5]
      Bruck syndrome: osteogenesis imperfecta and arthrogryposis multiplex congenita. — Yapicioğlu H, Ozcan K, Arikan O, Satar M, Narli N, Ozbek MH Annals of tropical paediatrics (2009)
    6. [6]
      Bruck syndrome: second antenatal diagnosis. — Cuillier F, Alessandri JL, Lemaire P, Fritel X, Harper L Fetal diagnosis and therapy (2007)
    7. [7]
      Silicate-substituted calcium phosphate as a bone void filler after kyphoplasty in a young patient with multiple compression fractures due to osteogenesis imperfecta variant: case report. — Hardenbrook MA, Lombardo SR Neurosurgical focus (2006)
    8. [8]
      Syndromes with congenital brittle bones. — Plotkin H BMC pediatrics (2004)
    9. [9]
      New case of Cole-Carpenter syndrome. — Amor DJ, Savarirayan R, Schneider AS, Bankier A American journal of medical genetics (2000)
    10. [10]
      Type I osteogenesis imperfecta: diagnostic difficulties. — Bischoff H, Freitag P, Jundt G, Steinmann B, Tyndall A, Theiler R Clinical rheumatology (1999)
    11. [11]
      Osteopenia, abnormal dentition, hydrops fetalis and communicating hydrocephalus. — MacDermot KD, Buckley B, Van Someren V Clinical genetics (1995)
    12. [12]
      A syndrome of osteogenesis imperfecta, optic atrophy, retinopathy and severe developmental delay in two sibs of consanguineous parents. — al Gazali LI, Sabrinathan K, Nair KG Clinical dysmorphology (1994)
    13. [13]
      Defective collagen fibril formation and mineralization in osteogenesis imperfecta with congenital joint contractures (Bruck syndrome). — Brenner RE, Vetter U, Stöss H, Müller PK, Teller WM European journal of pediatrics (1993)
    14. [14]
      Immunochemical and immunocytochemical studies of the C-propeptide of type II procollagen in chondrocytes of the growth plate. — Lee ER, Matsui Y, Poole AR The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society (1990)
    15. [15]
      Double valve replacement in a patient with osteogenesis imperfecta. — Bennett JM, Gourassas J, Stevens MS European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery (1987)
    16. [16]
      Aortic and mitral valve replacement in osteogenesis imperfecta. Report of a case. — Koentges D, van de Werf F, Stalpaert J, Goddeeris P, de Geest H Acta cardiologica (1986)
    17. [17]
      Findings and long-term surgical results in the hearing loss of osteogenesis imperfecta. — Shea JJ, Postma DS Archives of otolaryngology (Chicago, Ill. : 1960) (1982)
    18. [18]
      Genetic heterogeneity in osteogenesis imperfecta. — Sillence DO, Senn A, Danks DM Journal of medical genetics (1979)
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