Azima tetracantha, commonly known as Bee sting bush (Yashanku in Malayalam, Kundali in Sanskrit)is used in folk lore herbal medicine practices in the villages of South Kerala as a vitalizer and stimulant. The plant belongs to the family Salvadoraceae. It is a rambling shrub, with four thorns at right angle to each other, at each node....

The presence or absence of nodal metastasis has a great impact on the prognosis and survival of patients with head and neck cancer. The risk of occult metastasis is related to the method by which the lymph nodes are evaluated....