Challenges in the Diagnosis of Extranodal Non-Hodgkin’s Lymphomaof the Base of Tongue: A Rare Case Report Dika Wisnu Prabawa, and Renny A Rena* Abstract Introduction: Primary non-Hodgkin’s lymphomas (NHLs) of the oral cavity, especially in the tongue, are extremely rare and account for 1% of all malignant tumors of the