Spec Care Dentist 1986;6:22-4. Thomsen MN, Schneider U, Weber M, Johannisson R, Niethard FU. Scoliosis and congenital anomalies associated with Klippel-Feil syndrome types I-III. Spine (Phila Pa 1976) 1997;22:396-401. [archivesofrheumatology.org]

Spec Care Dentist. 2009;29(6):244-248. McGaughran JM, Kuna P, Das V. Audiological abnormalities in the Klippel-Feil syndrome. Arch Dis Child. 1998;79(4):352-355. Rosen CL, Novotny EJ, D’Andrea LA, Petty EM. [now.aapmr.org]

Pharyngeal airway volume and shape from cone-beam computed tomography: relationship to facial morphology. Am J Orthod Dentofacial Orthop 2009;136:805-14. [archivesofrheumatology.org]

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Other causes of his sleep apnea such as chronic sinusitis, snoring, and evening alcohol intake must also be taken into consideration. [archivesofrheumatology.org]

Anomaly (sometimes very minor) of blood vessels in the neck or brain Chronic sinusitis or chronic nasal congestion Cervical ribs (ribs on some cervical vertebrae, whereas normally the ribs are in the thoracic area) Missing or fused ribs Pterygium colli [mdjunction.com]

speech, short neck, low posterior hairline, severe limitation of all cervical range of motion, mild face asymmetry, rhinoscoliosis, high nasal bridge, inclined septi nasi, thin upper lip (Figure 1a, b), thoracic kyphoscoliosis, and lumbar scoliosis [archivesofrheumatology.org]