Partial Aplasia of the Posterior Arch of the Atlas with an Isolated Posterior Arch Remnant: Findings in Three Cases

References

1. ↵
   Geipel P. Zur Kenntnis der Spina bifida des Atlas. Forstschr Rontgenstr 1930;42:583-589
2. ↵
   Geipel P. Zur Kenntnis der Spaltbildung des Atlas und Epistropheus: Teil II. Forstschr Rontgenstr 1932;46:373-402
3. Brown CE. Complete absence of the posterior arch of the atlas. Anat Rec 1941;81:499-503
4. Geipel P. Zur Kenntnis der Spaltbildung des Atlas und Epistropheus: Teil III. Forstschr Rontgenstr 1935;52:533-570
5. ↵
   Lawrence WS, Anderson WD. Rare development abnormality of the atlas. Radiology 1937;28:55-57

   CrossRef
6. Geipel P. Zur Kenntnis der Spaltbildung des Atlas und Epistropheus: Teil IV. Zentralbl Allg Pathol 1955;94:19-84
7. Von Torklus D, Gehle W. The Upper Cervical Spine. New York: Grune & Stratton; 1972
8. Logan WW, Stuart ID. Absent posterior arch of the atlas. AJR Am J Roentgenol 1973;118:431-434
9. ↵
   Schultze P, Buurman R. Absence of the posterior arch of atlas. AJR Am J Roentgenol 1980;134:178-180

   PubMedWeb of Science
10. Dalinka MK, Rosenbaum AE, Van Houten F. Congenital absence of the posterior arch of atlas. Radiology 1972;103:581-583

    CrossRefPubMedWeb of Science
11. Gehweiler JA, Daffner RH, Roberts L Jr. Malformation of the atlas simulating the Jefferson fracture. AJR Am J Roentgenol 1983;140:1083-1086

    PubMed
12. Raininko R, Virtama P. Hemiplasia of the posterior atlantic arch with a low lying posterior tubercle. Eur J Radiol 1984;4:4-5

    PubMed
13. Dorne HL, Just N, Lander PH. CT recognition of anomalies of the posterior arch of the atlas vertebra: differentiation from fractures. AJNR Am J Neuroradiol 1986;7:176-177

    FREE Full Text
14. ↵
    Curriano G, Rollings N, Diehl JT. Congenital defects of the posterior arch of the atlas: a report of seven cases including an affected mother and son. AJNR Am J Neuroradiol 1994;15:249-254

    Abstract/FREE Full Text
15. ↵
    Richardson EG, Boone SC, Reid RL. Intermittent quadriplegia associated with a congenital anomaly of the posterior arch of atlas. J Bone Joint Surg 1975;57-A:853-854

    PubMed
16. Spadaro A, Rotondo M, Conforti R, Muras I, Rinaldi F, Alberto R. Aplasia of the posterior arch of the atlas associated with isolated posterior tubercle. Acta Neurol Napoli 1987;9:19-25
17. Holsten DR. Eine besondere form von defecbildung in hinteren atlasbogen. Forstschr Rontgenstr 1968;108:541-543
18. ↵
    Fischbein NJ, Dillon WP, Cobbs C, Weinstein PR. The “presyrinx” state: a reversible myelopathic condition that may precede syringomyelia. AJNR Am J Neuroradiol 1999;20:7-20

    Abstract/FREE Full Text