Pattern of Oral Squamous Cell Carcinoma — a Study

The study was carried out on a total of 312 biopsy proved patients of oral squamous cell carcinoma over a period of 3 years i.e., from 1st January 2004 to 31st December 2006 in Oral and Maxillofacial Surgery Unit of Khyber College of Dentistry, Peshawar .The aim of the study was to evaluate different patterns of oral squamous cell carcinoma in the North West Frontier Province. Amongst these 312 patients 214 were males (68.59%) and 98 (31.41%) were females. Male to female ratio was 2.18:1.The age range was from 11 years to 77 years, with the mean age of 58.8 years; SD +12.69. While the most commonly involved age group was 7th decade of life (35.57%) followed by 6th and 8th decade (28.20%) and (15.38%) respectively. Mandibular left gingivolabial sulcus was the most commonly involved site i.e., 41.34%., followed by mandibular right gingivolabial sulcus (18.27%). The most common histological grade of the tumour was G1 i.e., well differentiated Squamous Cell Carcinoma (74.68%) followed by G2 i.e., moderately differentiated (21.15%) and G3 i.e., poorly differentiated oral squamous cell carcinoma (4.16%). 84% of patients had a positive history of Niswar dipping.