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. 2011 Apr;32(4):778–784. doi: 10.3174/ajnr.A2376

Demographics of patients with HNSCC

Characteristics No. of Patients (N = 66)
Tumor location
    Base of tongue 26
    Tonsil 16
    Larynx 9
    Vallecula 2
    Nasopharynx 2
    Oropharynx 2
    Hypopharynx 1
    Unknown primary 8
TNM staging
    TxN2M0 10
    TxN3M0 3
    T0N2M0 1
    T1N2M0 2
    T2N1M0 1
    T2N2M0 17
    T2N3M0 2
    T3N2M0 10
    T4N1M0 2
    T4N2M0 16
    T4N3M0 2