Which cancer has maximum propensity to spread to cervical lymph nodes -

Ans. is 'a' i.e., Nasopharyngal carcinoma "Nasopharynx is a centrally located structure with extensive submucosal capillary lymphatic plexus. Partly due tc this extensive lymphatic existance, NPC has a propensity of lymph node involvement in its early stages. Clinica, evident cervical lymph adenopathy is seen in more than 86% of the patients with nasopharyngeal carcinoma"