Absence of ALK and MET alterations in head and neck sarcomatoid carcinoma

Sarcomatoid carcinoma (SC) of head and neck (HN) is a rare variant of the conventional squamous cell carcinoma that presents sarcomatoid features and poorer prognosis [1]. SC diagnosis is challenging because of overlapping morphological features with other spindle cell malignances and the rare prevalence of this disease.

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